WebThe meaning of FINGERNAIL CLAM is a small freshwater bivalve mollusk of a cosmopolitan genus (Sphaerium). Web Idaho Official Government Website. Like most other molluscs, fingernail clams are hermaphrodites: each individual can produce both eggs and sperm. States with nonindigenous occurrences, the earliest and latest observations in each state, and the tally and names of HUCs with observations. Established where recorded, but most common in Lake Erie and Lake Ontario, and uncommon in Lake Huron, where it is uncertain if populations are permanently established. General Description. To create your own list of species, use the PDF Creator tool at the bottom of the Advanced Search page. (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=IMBIV52060, Freshwater Mussels of Montana -- A Field Guide, Natural Heritage MapViewer (Statewide Database of Animal Observations), Web Search Engines for Articles on "Rhomboid Fingernailclam", Additional Sources of Information Related to "Mussels / Clams". If any interruption in service occurs during non-business hours, please contact us and the problem 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. CRC Press LLC, Boca Raton, Florida. Clarke, K.B. EOL has data for 5 attributes, including: Known occurrences, collected specimens and observations of Grooved Fingernail Clam. Lepitzki, Robert Forsyth, http://ia902505.us.archive.org/3/items/malacologia131973inst/malacologia131973inst.pdf. Table 1. Leach, J.T. Biodiversity and Conservation 14(9):2207-2220. Moitessiers pea clam Pisidium moitessierianum (Bivalvia, Sphaeriidae): a cryptogenic mollusk in the Great Lakes. Water Temperature: 70 80 degrees Fahrenheit; slightly cooler possible. A) Realized: In Lake Ontario and Cayuga Lake (part of the Lake Ontario drainage in New York state), S. corneum has been recorded as a host to the oligochaete Chaetogaster limnaei limnaei. Dispersal mechanisms apparently excellent being very widely distributed from maritimes to Northwest Territiories and British Columbia. 1995. Mackie, G.L. Fingernail clams are able to fertilize their own eggs. Buy a License; Toggle navigation Buy a License Search 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. The gray box is a tenth of degree latitude longitude and indicates the database houses one or - Recorded only from shores of Great Slave Lake.Population sizes can be large, diverse dispersal mechanisms for good potential to spread. Holopainen, I.J. Duggan, R.I. Colautti, and H.J. We protect and manage the fish, forest, and wildlife of the state. Waste products are expelled from the shell cavity via excurrent water flow. 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. Seasonal variation of survival time in anoxic water and the glycogen content of Sphaerium corneum and Pisidium amnicum (Bivalvia, Pisidiidae). French translation by A. The shell is covered in evenly spaced striae that become finer and fade out toward the beaks. or consequential damages or any damages whatsoever resulting from loss of use, data, or profits Idaho Official Government Website. 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. Most fingernail clams belong to the genera Sphaerium and Musculium. They retain the eggs and newly hatched young in an internal brood pouch (called a marsupium, like the pouch of an opossum). Like other clams, fingernail clams have two mirror-image shells that are hinged together, and the shells are generally rounded to triangular. Watson, A.M., and S.J. Populations may not be currently present. The list of references for all nonindigenous occurrences of Eupera cubensis are W. H. 1977. Adult freshwater mussels grow to much larger sizes than fingernail clams and have an asymmetrical, often oblong shape. 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. Secor. It is the user's responsibility to use these data consistent with their intended purpose and within stated limitations. Around 20 larval fingernail clams, in various stages of development, may be present in a fingernail clams marsupium at any given time. The data represented on this site vary in accuracy, scale, completeness, extent of coverage and origin. They are native and can be (La Rocque 1967). Pedal feeding from the bottom with the foot muscle has also been observed. Gerry Mackie, Dwayne A.W. during different times of the year or different stages of their lifecycle. In spring, salamanders, newts, frogs, and toads travel to these fishless ponds to mate and lay eggs. Contact us if you are using data from this site for a publication to make sure the data are being used appropriately and for potential co-authorship if warranted. Kingdom: Animalia Phylum: Mollusca Class: Bivalvia Order: Sphaeriida Family: Sphaeriidae Species: Sphaerium occidentale No children of Herrington Edwards, K. Simkiss, and E.A. Adults ordinarily contain approximately 2 to 11 juveniles (Clarke 1981). Pedal feeding from the bottom with the foot muscle has also been observed. Citation information: U.S. Geological Survey. Look for this PDF icon as you search and browse. Like other clams, fingernail clams have two mirror-image shells that are hinged together, and the shells are generally rounded to triangular. 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. more species observation within that area. Shells of fingernail clams have only slightly raised ridges showing the growth pattern not a thickened shell with prominent raised ridges. Post the Definition of fingernail clam to Facebook, Share the Definition of fingernail clam on Twitter, Great Big List of Beautiful and Useless Words, Vol. American Malacological Bulletin 5(1):41-48. Populations may not be currently present. 1777. Long Fingernailclam (Musculium transversum) | Idaho Fish and Game Skip to main content Idaho Official Government Website Buy a License Toggle navigationBuy a LicenseSearch 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. They are native and can be quite abundant, providing food for a variety of animals and producing large accumulations of empty shells. They are native and can be quite abundant, providing food for a variety of animals and producing large accumulations of empty shells. 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. We highly recommend reviewing metadata files prior to interpreting these data. Dispersal mechanisms good with records from maritimes to British Columbia and Northwest Territories. Krieger, K.A. 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 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. 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." Letarte, Y., and G. Vaillancourt. This seems to be the way these clams came to inhabit so many vernal pools long ago. B) Potential: S. corneum hosts such digenean species as Crepidostomum transmarinum, Bunodera lucipercae, and Phyllodistomum simile in North America. It has been collected in mud, gravel and coarse sand bottoms; at depths of 0.3 - 2 m (La Rocque 1967). View in other NatureServe Network Field Guides. Species distribution models Decheniana 130:222-228. Kids use dip nets and shallow white bowls to fish out, sort through, and identify the many strange invertebrates that live in the shallow water of a pond edge. 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. They are native and can be quite abundant, providing food for a variety of animals and producing large accumulations of empty shells. Some types of fingernail clams will also crawl around on submerged aquatic plants or other objects, using their muscular foot. Fraissinet, M.A. 2004. Delivered to your inbox! 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. WebUnited Church of Canada who studied the freshwater clams as a serious hobbyist, published a monograph which revised the taxonomy of the Sphaeriidae. Pfeiffer - the ecology of freshwater bivalve molluscs in relation to water chemistry. Wider. How many can you get right? Occurrences are summarized in Table 1, alphabetically by state, with years of earliest and most recent observations, and the tally and names of drainages where the species was observed. 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. Ballast water introductions of Mollusca. https://nas.er.usgs.gov/queries/FactSheet.aspx?speciesID=131 Sphaerium simile (Grooved Fingernail Clam) is a species of mussels in the family Sphaeriidae. Accessed [1/18/2023]. The vernal pools that some fingernail clams live in are famous for being important habitat for amphibians. In no event shall IDFG be liable for any special, indirect, Verrengia Guerrero, N.R., M.G. Hinz, W. 1977. 1936. Dussart, G.B.J. Preliminary study to compare body residues and sublethal energetic responses in benthic invertebrates exposed to sediment-bound 2,4,5-trichlorophenol. In the US, they are commonly known as pea clams or fingernail clams. Gainesville, Florida. Reproduction of fingernail clams (Sphaeriidae: Sphaerium and Musculium). 1987. Northern United States from Maine and Pennsylvania to Idaho; also in southern Canada from New Brunswick to British Columbia (Burch 1972). (Bland and Cooper 1861) indicate the species was collected at the Missouri River above the falls, and at the Hell-Gate River. Remember that fingernail clams can fertilize their own eggs, so only one individual can start a population. States with nonindigenous occurrences, the earliest and latest observations in each state, and the tally and names of HUCs with observations. 1979. Why? 2000. A note on population densities of Mollusca in the River Great Ouse at Ely, Cambridgeshire. Fine growth lines are often visible, but they are not strongly raised, ridged, or rough. Description. Journal of Molluscan Studies 45(1):18-34. The shells are usually less than inch long. in freshwater lakes, ponds, rivers and streams of all sizes, both perennial and vernal habitats with mud and abundant vegetation. The narrow and curved 3rd cardinal is parallel to the hinge plate and expanded and often bifurcate posteriorly (Clarke 1981, Herrington 1962, Mackie et al. Introductio ad historiam naturalem sistens genera lapidum, Dead Grooved Fingernail Clam form shallow marine sediment s. They have sexual A guide to freshwater mollusks of the Laurentian Great Lakes with special emphasis on the genus Pisidium. Boycott, A.E. agency and partner datasets and observations submitted online at Clarke (1981:378) indicates the species in found in perennial-water lakes and ponds, and also in rivers and streams of all sizes, and occasionally in roadside ditches. View in other NatureServe Network Field Guides. Common Name: Pond Fingernail Clam Scientific Name: Musculium securis (Sphaerium securis) Synonyms: Sphaerium securis Google image search Taxonomy Group: Mollusc 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." Biologists point out that there are tradeoffs between producing rather large, well-developed young in relatively small numbers, versus tiny, undeveloped young in masses: In the animal kingdom, both strategies can be effective. (La Rocque 1967) includes Montana in range, indicates records throughout the United States (in almost every state), some in Canada. 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. 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. Asian clam is a small light-colored bi-valve mollusk about the size of a fingernail. Bishop, M.J., and H. DeGaris. They are native and can be Common Name: Swamp Fingernail Clam Scientific Name: Musculium partumeium (Sphaerium partumeium) Synonyms: Sphaerium partumeium Google image search Taxonomy Group: In fingernail clams, the shells are thin and fragile, often translucent, the outsides typically shiny, fairly smooth, and gray, tan, yellowish, or whitish. Then, they may be eaten by fishes, birds, and mammals that arent bothered by their small shells. When a fingernail clam relaxes, its shells open slightly to allow the two siphons (left) and foot (right) to protrude. (Clarke 1981) indicates the species is common and occurs "principally in rivers and streams, but also occurs in large lakes and rarely, in small lakes. A species may utilize the range Nautilus 90:36-41. 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