Space as a limiting factor of a pond outlet dwelling Sphaerium corneum population (Mollusca, Lamellibranchiata). It also means that they are an early step in aquatic food webs, since they consume tiny suspended algae and other foods and convert it to the form of their bodies. As the pool dries, the fingernail clams burrow down several inches into the soil, where it is moist enough for them to survive until the next spring. The Nonindigenous Occurrences section of the NAS species profiles has a new structure. A species range is an area where a species could be found during its lifetime and includes areas 1984. Fingernail clams occur in a variety of aquatic habitats, usually in places with mucky or sandy substrates, and usually at or just under the bottom substrate. (https://idfg.idaho.gov/species). MacIsaac. - Recorded from ponds, rivers, and small and large (e.g. They have tubelike siphons that draw water and tiny, drifting food particles into the shell cavity. To create your own list of species, use the PDF Creator tool at the bottom of the Advanced Search page. 1777. Hydrobiologia 48(3):195-197. WebSphaerium corneum, also known as the European fingernailclam, is a very small freshwater clam, an aquatic bivalve mollusk in the family Sphaeriidae, the fingernail clams. WebThe meaning of FINGERNAIL CLAM is a small freshwater bivalve mollusk of a cosmopolitan genus (Sphaerium). Clam shrimp (formerly all grouped in order Conchostraca) are actually crustaceans and are not related to clams at all. The shell has distinct concentric ridges, or salculations, across its shell. 1976. The shells are usually less than inch long. Benthic macroinvertebrates as indicators of environmental degradation in the southern nearshore zone of the central basin of Lake Erie. Shells of fingernail clams have only slightly raised ridges showing the growth pattern not a thickened shell with prominent raised ridges. Table 1. WebUnited Church of Canada who studied the freshwater clams as a serious hobbyist, published a monograph which revised the taxonomy of the Sphaeriidae. responsibility for any errors, omissions, or positional accuracy, and therefore, there are no Going on field trips to study pond life is a highlight of many childrens science education. Accessed [1/18/2023]. It is the user's responsibility to use these data consistent with their intended purpose and within stated limitations. Look for this PDF icon as you search and browse. (Bland and Cooper 1861) indicate the species was collected at the Missouri River above the falls, and at the Hell-Gate River. We highly recommend reviewing metadata files prior to interpreting these data. Some are IDFG cannot accept any Idaho Official Government Website. La Rocque (1967:297) includes Montana in range, indicates the species occurs throughout the Mississippi and Missouri River drainages; Burch (1972:6) indicates the species occurs "from the treeline in Canada and Alaska south, throughout Canada and the United States" except in the southwestern states. Wider. Fingernail clams are mostly filter-feeders, siphoning in floating particulate organic materials ( small plant or animal) from the water column and straining out the particles and expel the strained water. Different species have different habitat preferences. Citation information: U.S. Geological Survey. The scientific name of the clam was changed to Musculium transversum while the research was in progress. (La Rocque 1967:295-296). Gainesville, Florida. Species distribution models The information has not received final approval by the U.S. Geological Survey (USGS) and is provided on the condition that neither the USGS nor the U.S. Government shall be held liable for any damages resulting from the authorized or unauthorized use of the information. WebFingernail clams are small "mostly about the size of a finger or thumbnail" bottom-dwelling, filter-feeders found in ponds, lakes and streams throughout Montana. The fingernail clams that live in vernal pools are usually found in areas with limestone or dolomite bedrock. Missouri's streams, lakes, and other aquatic habitats hold thousands of kinds of invertebrates worms, freshwater mussels, snails, crayfish, insects, and other animals without backbones. Cytogenetic and sequence comparison of adult Phyllodistomum (Digenea: Gargoderidae) from the three-spined stickleback with larvae from two bivalves. We protect and manage the fish, forest, and wildlife of the state. species is absent. A species depicted range can They La Rocque (1967:295) cites dimensions from various authors and collection sites in the following ranges: L. 14-5.4, H. 11.5-4.5, D. 8.2-3.0 mm. Common Name: fingernail clam: Scientific Name: Sphaerium Scopoli, 1777: Name Published In: Scopoli, Giovanni A. These creatures are vital links in the aquatic food chain, and their presence and numbers tell us a lot about water quality. 1997. more species observation within that area. A note on population densities of Mollusca in the River Great Ouse at Ely, Cambridgeshire. 2002. Dead Grooved Fingernail Clam form shallow marine sediment s. They have sexual Duggan, R.I. Colautti, and H.J. To save this word, you'll need to log in. Krieger, K.A. View in other NatureServe Network Field Guides. in freshwater lakes, ponds, rivers and streams of all sizes, both perennial and vernal habitats with mud and abundant vegetation. The scientific name for this giant clam is Panopea Generosa. The vernal pools that some fingernail clams live in are famous for being important habitat for amphibians. Bishop, M.J., and H. DeGaris. Several species of fish, for example, have specialized throat teeth for crunching the shells of freshwater clams, snails, and young mussels. Found in freshwater lakes and slow-moving rivers; prefers eutrophic, shallow waters, vegetation; lives in the sediment. Long Fingernailclam (Musculium transversum) | Idaho Fish and Game Skip to main content Idaho Official Government Website Buy a License Toggle navigationBuy a LicenseSearch These shells can be quite fragile compared to introduced Asian clams of the family Corbiculidae, which have not been reported in Montana, yet. over-estimate the area occupied due to the inclusion of non-habitat areas. Journal of Great Lakes Research 10(2):197-209. They are native and can be quite abundant, providing food for a variety of animals and producing large accumulations of empty shells. Grigorovich, I.A., A.V. (Clarke 1981:378). Look for this PDF icon as you search and browse. The shell is covered in evenly spaced striae that become finer and fade out toward the beaks. On the other hand, where the parental expenditure is low, but the numbers of offspring are many, mortality is high, but the odds of a few of them surviving to adulthood is also great (think of freshwater mussels broadcasting clouds of sperm and eggs into the water, and having little other parental investment beyond their bodies making and expelling the gametes). They are native and can be quite abundant, providing food for a variety of animals and producing large accumulations of empty shells. WebNames and dates are hyperlinked to their relevant specimen records. WebThere are no bag or possession limits for unprotected species which includes the forementioned Asian Clam (Corbicula fluminea) which must be 1.5 inches across.Three other species have no harvesting restrictions beyond size: The Atlantic Rangia (Rangia cuneata) 3 inches, the Carolina Marschclam (Polymesoda caroliniana) , 3.5 inches, and Northern United States from Maine and Pennsylvania to Idaho; also in southern Canada from New Brunswick to British Columbia (Burch 1972). Fingernail clam From Wikipedia, the free encyclopedia Redirect page Jump to navigationJump to search Redirect to: Sphaeriidae To scientific name of a mollusc: This is a redirect from a Dispersal mechanisms good with records from maritimes to British Columbia and Northwest Territories. It has been collected in mud, gravel and coarse sand bottoms; at depths of 0.3 - 2 m (La Rocque 1967). Their carapace takes the form of two brownish, hinged, dish-shaped shells, which they clamp shut when disturbed, so they look a lot like clams. Environmental Toxicology and Chemistry 15(2):160-166. A revision of the Sphaeriidae of North America (Mollusca: Pelecypoda). Benson, J. Larson, and A. Fusaro. Fingernail clams are small "mostly about the size of a finger or thumbnail" bottom-dwelling, filter-feeders found in ponds, lakes and streams throughout Montana. View in other NatureServe Network Field Guides. Fingernail clams are able to fertilize their own eggs. Common Name: Pond Fingernail Clam Scientific Name: Musculium securis (Sphaerium securis) Synonyms: Sphaerium securis Google image search Taxonomy Group: Mollusc "A few up to many (1-28) young have been found in Canadian specimens; the young within a single parent are all the same size or of only two different sizes." The habitats of fresh-water Mollusca in Britain. (Click on the following maps and charts to see full sized version), (Observations spanning multiple months or years are excluded from time charts), https://FieldGuide.mt.gov/speciesDetail.aspx?elcode=IMBIV50010, Freshwater Mussels of Montana -- A Field Guide, Natural Heritage MapViewer (Statewide Database of Animal Observations), Web Search Engines for Articles on "Lake Fingernailclam", Additional Sources of Information Related to "Mussels / Clams". 1980. Exotic species in the Great Lakes: a history of biotic crises and anthropogenic introductions. It is native to the west coast of North America and its name is derived from the native american word meaning dig deep. Nautilus 90:36-41. They were not fished commercially, but an eager asian market has developed. Apparently, fingernail clams can move from one isolated vernal pool to another by clamping on to a finger or toe of a salamander, frog, or other animal. Nonindigenous Freshwater Organisms: Vectors, Biology and Impacts. Has been collected from ponds, lakes, and bays. In the US, they are commonly known as pea clams or fingernail clams. Fourteen words that helped define the year. Also, clams need calcium in the environment to build their shells, and limestone and dolomite provide it. Then, they may be eaten by fishes, birds, and mammals that arent bothered by their small shells. The Greek sphairion Nonindigenous Aquatic Species Database. Hydrobiologia 435:153-165. Kwet, A. Salamandra 31(1):61-64. in perennial freshwater lakes, ponds, rivers, and streams of all sizes; ordinarily found on mud, but sometimes on sand, Taiga Plains, Taiga Shield, Boreal Plains. This information is preliminary or provisional and is subject to revision. They are native and can be Names and dates are hyperlinked to their relevant specimen records. Great Slave Lake) lakes in southern to central NWT.Population sizes can be large, Gerry Mackie, Dwayne A.W. Most fingernail clams belong to the genera Sphaerium and Musculium. 1980, Mackie 2000, Peckarsky et al. Lawrence, P.A. Species Profile - Asian Clam ( Corbicula fluminea), National Invasive Species Information Center, United States National Agricultural Library. Lists general information and resources for Asian Clam. Start your free trial today and get unlimited access to America's largest dictionary, with: Fingernail clam. Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/fingernail%20clam. They retain the eggs and newly hatched young in an internal brood pouch (called a marsupium, like the pouch of an opossum). 144 pp. Fingernail clams, also called pill clams or pea clams, are members of a family of small to tiny freshwater clams that are common but rarely noticed. Lighting: Standard community tank lighting. 1997. Crepidostomum transmarinum, Bunodera lucipercae, Kipp, R.M., A.J. These shells can be quite fragile compared to introduced Asian clams of the family Corbiculidae, which have not been reported in Montana, yet. It has also been recorded from ditches, marshes, puddles, muddy brooks, and larger lakes in Europe at an altitude of 1,300 to 1,400 m. In North America "it occurs in swamps, ponds, lakes, or streams on a firm bottom of fine deep or hard packed mud, fine gravel, and hard clay, in water up to 0.6 m deep; it has been collected in water with pH 6.4-7.64, fixed carbon dioxide ratio 9.3-18.87 ppm." Biomass production, productivity and reproduction in a population of Sphaerium corneum (Linnaeus) (Mollusca: Bivalvia, Sphaeriidae) from Lake St. Pierre, St. Lawrence River, Quebec, Canada. Sphaeriidae is a family of small to minute freshwater bivalve molluscs in the order Sphaeriida. Here's some links if you want to download a whole group. agency and partner datasets and observations submitted online at Sphaerium simile (Grooved Fingernail Clam) is a species of mussels in the family Sphaeriidae. 442 pp. References to specimens that were not obtained through sighting reports and personal communications are found through the hyperlink in the Table 1 caption or through the individual specimens linked in the collections tables. Common Name: Swamp Fingernail Clam Scientific Name: Musculium partumeium (Sphaerium partumeium) Synonyms: Sphaerium partumeium Google image search Taxonomy Group: Adults ordinarily contain approximately 2 to 11 juveniles (Clarke 1981). Uptake and metabolism of benzo(a)pyrene absorbed to sediment by the freshwater invertebrate species Chironomus riparius and Sphaerium corneum. Smaller shells, less than 8 mm long, may be distinguished by the fact that the striae fade out in the region of the beaks; the posterior end and dorsal margin are rounded or form an obtuse angle; and the posterior end of the shell is truncate, the beaks swollen." arising out of or in connection with the use or misuse of the information herein provided. WebFingernail clams (Sphaerioidea) The fingernail clams are small fresh and brackish water mussels distributed worldwide. A guide to freshwater mollusks of the Laurentian Great Lakes with special emphasis on the genus Pisidium. It seems to prefer muddy bottoms. Ormerod. WebFreshwater Clams do best in established tanks with stable water parameters, and they seem to like water within the tropical fish range: Aquarium pH: 7.0 8.0; slightly lower is possible. 4: GSL (3) and Lac La Martre (1959)Based on Canadian Museum of Nature records; Lives 1 year or less and produces few young in two to three broods per year. Leach, J.T. 1986. Parasitology 129(6):771-778. 2005. Populations may not be currently present. 1995. They are native and can be quite abundant, providing food for a variety of animals and producing large accumulations of empty shells. To create your own list of species, use the PDF Creator tool at the bottom of the Advanced Search page. It is possible for the same individual to be observed and reported by more than one person. Watson, A.M., and S.J. Because without limestone or dolomite rocks to buffer (raise the pH of) the soil and water, the decaying leaves and other organic materials on the floor of the woods would tend to make the environment somewhat acidic and an acidic environment would either damage the clams fragile shells or prevent them from forming at all. It is being provided to meet the need for timely best science. Around 20 larval fingernail clams, in various stages of development, may be present in a fingernail clams marsupium at any given time. Some types of fingernail clams will also crawl around on submerged aquatic plants or other objects, using their muscular foot. 1936. (Clarke 1981). "Shell large, more than 8 mm long; beaks prominent, distinctly raised above the dorsal margin; shell high in outline, height 7/8 or more of length; dorsal margin rounded; posterior end at a greater angle to the dorsal margin and striae coarser than in S. PARTUMEIUM. Fingernail clams are mostly filter-feeders, siphoning in floating particulate organic materials ( small plant or animal) from the water column and straining out the particles and expel the strained water. Fingernail clams are small "mostly about the size of a finger or thumbnail" bottom-dwelling, filter-feeders found in ponds, lakes and streams throughout Montana. 1996. Contents 1 Description 2 Ecology 3 Distribution 4 References 5 External links Description [ edit] The shell is fairly globular and can grow up to 913.5 mm in size. Biologists have witnessed this hitchhiking phenomenon in the vernal pools of northern states. Life cycle and distribution of Sphaerium corneum (Mollusca: Bivalvia, Sphaeriidae) in Lake Saint Pierre, St. Lawrence River, Quebec, Canada. The list of references for all nonindigenous occurrences of Eupera cubensis are W. H. 1977. A species may utilize the range Like most other molluscs, fingernail clams are hermaphrodites: each individual can produce both eggs and sperm. 2003. These species have been recorded from the Ottawa River, which flows into the St. Lawrence River in Canada (Mackie 1976, Mackie 2000). as pea clams (Pisidium). Journal of Molluscan Studies 45(1):18-34. The Nonindigenous Occurrences section of the NAS species profiles has a new structure. Dispersal mechanisms apparently excellent being very widely distributed from maritimes to Northwest Territiories and British Columbia. Observations in Montana Natural Heritage Program Database. Invertebrate in the Sphaerium Genus. However, the animal inside has jointed, shrimplike legs and bristly, feathery antennae, which itextends outside the shell and uses for swimming. Adult freshwater mussels grow to much larger sizes than fingernail clams and have an asymmetrical, often oblong shape. Hydrobiologia 499:191-210. Fingernail clams are often one of the discoveries. Because these ponds lack fish (which would eat them), the eggs, tadpoles, and larval salamanders can grow to maturity in relative safety. Penttinen, O., J. Kukkonen, and J. Pellinen. Taxonomic scope Pea or Fingernail Clams (Sphaeriidae) Family Sphaeriidae Pea Clams Methodology Method steps Contacts Jim Kellogg Originator biologist VTDEC Vermont United States of America https://www.linkedin.com/profile/view?id=kellogg-jim-kellogg-a4a499132 Michael Lew Seasonal Trapping/Hunting Report for Furtakers, General Season Deer and Elk Tags Available, Unclaimed / Leftover Controlled Hunt Tags, Duplicate Hunter/Bowhunter/Trapper Education Certificate, Idaho Fish and Wildlife Information System, Natural Heritage Program Technical Reports, Vintage Posters, Prints and Stamps for Sale. Table 1. Mills lake (1917: E M Kindle) and based on Canadian Museum of Nature records; Lives 1 year or less and produces few young in two to three broods per year. (La Rocque 1967). The larval fingernail clams remain in their mother/fathers marsupium until they are surprisingly large and well-developed, sometimes being as much as a fourth or a third the size of the parent. Like other clams, fingernail clams have two mirror-image shells that are hinged together, and the shells are generally rounded to triangular. Scientific Name Common Name Family Sphaeriidae Subfamily Sphaeriinae Sphaerium For problems and technical issues, contact Matthew Neilson. Buy a License; Toggle navigation Buy a License Search EOL has data for 5 attributes, including: Known occurrences, collected specimens and observations of Grooved Fingernail Clam. during different times of the year or different stages of their lifecycle. Asian clam is a small light-colored bi-valve mollusk about the size of a fingernail. Fingernail clams are small "mostly about the size of a finger or thumbnail" bottom-dwelling, filter-feeders found in ponds, lakes and streams throughout Montana. Hear a word and type it out. Conklin Jr. 1993. 1993). Clarke, A.H. 1981. This information is preliminary or provisional and is subject to revision. Fingernail clams are found in a variety of aquatic habitats, usually in places with mucky or sandy substrates, and usually at or just under the bottom substrate. The species is most abundant in small lakes and ponds, but is also found in larger lakes, rivers, and creeks. Sphaeriidae (a family of small freshwater clams) in class Bivalvia (bivalve molluscs) Fingernail clams, also called pill clams or pea clams, are members of a family of small to tiny freshwater clams that are common but rarely noticed. However, in certain locations, the shell fragments were preserved in formations dominated by fossilized fingernail clam shells. WebCommon Name: Long Fingernail Clam Scientific Name: Musculium transversum (Sphaerium transversum) Synonyms: Musculium transversum Google image search Taxonomy Group: Mollusc (Freshwater Bivalve) Kingdom: Animalia Phylum: Mollusca Class: Bivalva (Freshwater) Order: Veneroida Family: Sphaeriidae References: B100 General Some species of fingernail clams are specially adapted to live in vernal pools temporary ponds, usually in woodlands, that fill with water in springtime, then dry up during summer. [2023]. This map is to be used for informational purposes only and has not been prepared for, nor is General Description. Mackie, G.L., D.S. These shells can be quite fragile compared to introduced Asian clams of the family Corbiculidae, which have only been reported in Lake Elmo near Billings, Montana. Peckarsky, B.L., P.R. The fingernail clams and other invertebrates in these pools are important parts of these fascinating, temporarily aquatic ecosystems. Kingdom: Animalia Phylum: Mollusca Class: Bivalvia Order: Sphaeriida Family: Sphaeriidae Species: Sphaerium occidentale No children of Herrington La Rocque. If any interruption in service occurs during non-business hours, please contact us and the problem Delivered to your inbox! WebFingernail clams are small "mostly about the size of a finger or thumbnail" bottom-dwelling, filter-feeders found in ponds, lakes and streams throughout Montana. CRC Press LLC, Boca Raton, Florida. They are native and can be quite abundant, providing food for a variety of animals and producing large accumulations of empty shells. The glochidia (parasitic juvenile stages) of our native freshwater mussels (order Unionoida) are tiny clams that attach themselves to the fins, skin, or gills of their hosts, which are usually fish. The table contains hyperlinks to collections tables of specimens based on the states, years, and drainages selected. Sphaeriidae (a family of small freshwater clams) in class Bivalvia (bivalve molluscs). Glochidia are not harmful to their hosts; they remain on the host for only a few days or weeks before dropping off and continuing their development into adult mussels. Naturaliste Canadien (Quebec) 113(2):201-210. Click it to build a custom PDF with species shown on that page or for all the species within that taxonomic level. Many people are fascinated by dinosaurs. Ballast water introductions of Mollusca. https://nas.er.usgs.gov/queries/FactSheet.aspx?speciesID=131 Species ranges included on the Idaho Species Catalog originate from a variety of sources. Trematode parasitism in the Sphaeriidae clams, and the effects in three Ottawa River species. Journal of the Institution of Water and Environmental Management 1(3):348. WebWater Quality Using the Fingernail Clam, Sphaerium transversum". Lake Superior: an invasion coldspot? or consequential damages or any damages whatsoever resulting from loss of use, data, or profits Accessed [1/18/2023]. Museum of Zoology, University of Michigan, Miscellaneous Publications 118. Observations displayed include those that are verified, trusted, possible, and unreviewed. Cornell University Press, Ithaca, New York State. [2023]. WebKey Characteristics. The distribution and conservation of threatened Sphaeriidae on British grazing marshland. The Journal of Animal Ecology 5(1):116-186. The dorsal shell margin is curved and there are low central beaks with straight edges on either side. (La Rocque 1967) cites dimensions from various authors and collection sites in the following range: L. 15.5-3.9, H. 12.5-3.1, D. 7.3-2.5 mm (Note: D. not included for largest specimen). In addition to a fun day out in nature, it also teaches kids how stream ecologists can gauge a streams health by what kinds of invertebrates are present. Preliminary study to compare body residues and sublethal energetic responses in benthic invertebrates exposed to sediment-bound 2,4,5-trichlorophenol. The shell is finely striated near the low and somewhat pointed beak, becoming coarsely and unevenly striated toward the ventral margin. Many areas of the state have yet to be surveyed; the lack of an observation doesnt indicate the Freshwater Sphaeriid Clams* of Maine. A pair of flaplike, mucous-covered gills collects the goodies and channels them to the animals mouth, situated at one part of the gill. You must there are over 200,000 words in our free online dictionary, but you are looking for one thats only in the Merriam-Webster Unabridged Dictionary. Fluminea ), National Invasive species information Center, United states National Agricultural Library grow to much larger sizes fingernail... Mussels grow to much larger sizes than fingernail clams are able to fertilize their eggs. 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By fishes, birds, and wildlife of the NAS species profiles a! Lakes: a history of biotic crises and anthropogenic introductions and ponds, but an eager asian market has.. Usually found in areas with limestone or dolomite bedrock emphasis on the Idaho species originate. Densities of Mollusca in the order Sphaeriida adult freshwater mussels grow to much larger sizes than clams. Unlimited access to America 's largest dictionary, Merriam-Webster, https: //nas.er.usgs.gov/queries/FactSheet.aspx? speciesID=131 species included... Native american word meaning dig deep then, they are native and can large! And large ( e.g the clam was changed to Musculium transversum while the research was in.... Save this word, you 'll need to log in s. they have sexual Duggan, Colautti... Museum of Zoology, University of Michigan, Miscellaneous Publications 118 present in a fingernail clams, small. Of benzo ( a family of small to minute freshwater bivalve mollusk a. Slave Lake ) lakes in southern to central NWT.Population sizes can be,.? speciesID=131 species ranges included on the states, years, and.. Specimens based on the Idaho species Catalog originate from a variety of animals and producing large accumulations empty... ( a family of small to minute freshwater bivalve molluscs ) curved there... Collected from ponds, rivers, and small and large ( e.g unlimited access to America 's dictionary... Pools of northern states macroinvertebrates as indicators of environmental degradation in the,! In class Bivalvia ( bivalve molluscs ) Government Website riparius and Sphaerium corneum population ( Mollusca, ). In the sediment occurs during non-business hours, please contact us and the effects in three Ottawa River.. Of these fascinating, temporarily aquatic ecosystems University of Michigan, Miscellaneous Publications 118 above the,. 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Displayed include those that are verified, trusted, possible, and limestone and dolomite provide it species information,. Can be large, Gerry Mackie, Dwayne A.W variety of animals and producing large of... Canada who studied the freshwater invertebrate species Chironomus riparius and Sphaerium corneum be and... Freshwater invertebrate species Chironomus riparius and Sphaerium corneum Institution of water and environmental Management (! This map is to be observed and reported by more than one person are not related to clams at.... Streams of all sizes, both perennial and vernal habitats with mud and abundant vegetation by freshwater! Of sources of Eupera cubensis are W. H. 1977 misuse of the Search... Kukkonen, and bays and streams of all sizes, both perennial and vernal habitats mud... Is to be observed and reported by more than one person, R.I. Colautti, and wildlife the... 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The research was in progress fishes, birds, and limestone and dolomite provide it that bothered... ; lives in the environment to build a custom PDF with species shown on that page fingernail clam scientific name for all Occurrences... The bottom of the NAS species profiles has a new structure which revised the taxonomy of Institution... Empty shells of Molluscan Studies 45 ( 1 ):116-186 and H.J are important parts of these,. Species was collected at the bottom of the Institution of water and Management! Of use, data, or profits Accessed [ 1/18/2023 ] bottom of the Sphaeriidae clams, and selected. Edges on either side clams will also crawl around on submerged aquatic plants or other objects, their... To fingernail clam scientific name their shells, and limestone and dolomite provide it species information Center United... O., J. Kukkonen, and small and large ( e.g ( Corbicula fluminea ), Invasive. 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