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Benthic Invertebrates - Bivalves - Sphaeriidae

Fingernail clams, pea clams, nut clams and pillclams

  
globe icon indicates a link to a non-NOAA siteINTRODUCTION TO THE SPHAERIIDAE

Peaclams are usually hermaphroditic. Young are brroded in the gills and first appear as miniature benthic adults.

globe icon indicates a link to a non-NOAA siteLife history - Native freshwater fingernail clams

Non-native species - GLANSIS

Species List

  Genus Species Reported Locations**
  Musculium spp. XR SEO
Musculium lacustre   lacustre S
Musculium parmentium   partumeium SEO
    securis X
    transversum R E
  Pisidium spp. XWRN12345 SMHEO
    adamsi S
Pisidium amnicum   amnicum SO
Pisidium casertanum   casertanum XRN1 SO
    compressum S
    conventus 1 SO
    fallax R
    ferrugineum R1 SO
    henslowanum R
    idahoense S
    insigne S
    lilljeborgi R1 SO
    milium S
    moitessieranum SCE
    nitidum S
    simplex S
Pisidium subtruncatum   subtruncatum S
Pisidium supinum   supinum  
    variabile 1 O
    ventricosum S
    walkeri S
  Sphaerium spp. WR1 SMHEO
Pisidium corneum   corneum SMEO
    nitidum 1 SO
Pisidium simile   simile R
    striatinum R S

** Reported locations based on a limited literature search. Codes indicate presence reported but absence of a code should not be interpreted as a species absence.

* (Dominant) based on:

S (Lake Superior) based on:

M (Lake Michigan) based on combination of:

H (Lake Huron) based on:

C (St. Clair - Detroit River Corridor) based on:

E (Lake Erie) based on:

O (Lake Ontario) based on:

X (Great Lakes coastal wetlands) based on:

W (wave zone = 0-2m) based on: globe icon indicates a link to a non-NOAA siteWave-zone macrobenthos of the exposed Canadian shores of the St. Lawrence Great Lakes. 1978. D.R. Barton and B.N. Hynes. JGLR 4(1)27-45.

R (rocky habitats) based on: globe icon indicates a link to a non-NOAA siteBenthic Community Structure and Composition among rocky habitats in the Great Lakes and Keuka Lake, NY. 1987. Michael H. Winnell and David J. Jude. JGLR 13(1)3-17.

L (littoral) based on: globe icon indicates a link to a non-NOAA siteRelationships among zoobenthos, sediments, and organic matter in littoral zones of western Lake Erie and Saginaw Bay. 1983. Richard A. Cole and Diana L. Weigmann. JGLR 9(4)568-581.

N (nearshore) based on:

1 = 14-30m based on:

2 = 31-50m based on:Disruption of the benthic community in Lake Ontario. 2003. S.J. Lozano and T.F. Nalepa. in State of Lake Ontario (SOLO) -- Past, Present and Future. M Munawar (ed). Ecovision World Monograph Series. Aquatic Ecosystem Health and Management Society.

3 = 51-70m based on:Disruption of the benthic community in Lake Ontario. 2003. S.J. Lozano and T.F. Nalepa. in State of Lake Ontario (SOLO) -- Past, Present and Future. M Munawar (ed). Ecovision World Monograph Series. Aquatic Ecosystem Health and Management Society.

4 = 71-90m based on:Disruption of the benthic community in Lake Ontario. 2003. S.J. Lozano and T.F. Nalepa. in State of Lake Ontario (SOLO) -- Past, Present and Future. M Munawar (ed). Ecovision World Monograph Series. Aquatic Ecosystem Health and Management Society.

5 = >90m based on:Disruption of the benthic community in Lake Ontario. 2003. S.J. Lozano and T.F. Nalepa. in State of Lake Ontario (SOLO) -- Past, Present and Future. M Munawar (ed). Ecovision World Monograph Series. Aquatic Ecosystem Health and Management Society.

Photos Courtesy of:

Globe icon indicates a link to a non-NOAA siteField guide to Freshwater Mussels of the Midwest

globe icon indicates a link to a non-NOAA siteFreshwater molluscan shells - Save the Clams

globe icon indicates a link to a non-NOAA siteUSGS - Gainesville

globe icon indicates a link to a non-NOAA siteConchology Inc.

globe icon indicates a link to a non-NOAA siteMalakologie

 

See also:

globe icon indicates a link to a non-NOAA siteA PHYLOGENETIC ANALYSIS OF NORTH AMERICAN SPHAERIID GENERA BASED ON MORPHOLOGY

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