Rusty Pea Clam

Pisidium ferrugineum

General Status Rank: 
Secure
Common Name: 
Rusty Pea Clam
Scientific Name: 
Pisidium ferrugineum
Google image search
Taxonomy
Group: 
Mollusc (Freshwater Bivalve)
Kingdom: 
Animalia
Phylum: 
Mollusca
Class: 
Bivalva (Freshwater)
Order: 
Veneroida
Family: 
Sphaeriidae
References: 
B100
Habitat
in freshwater lakes, ponds, rivers and streas, usually in vegetation on a sandy or muddy bottom
References: 
B100
Distribution

Ecozones

Northern Arctic, Southern Arctic, Taiga Cordillera, Taiga Plains, Taiga Shield, Boreal Cordillera, Boreal Plains
References: 
B100

Distribution

0.87
Score: 
G
References: 
B100

Number of Occurrences

9 (B207): Aberdeen lake, nw side, from whitefish stomach (64 45N 100 00W) (1961, E Macpherson), Keyhole Lake, Victoria Island, Aklavik, Fort Providence (2) Recorded from small (e.g. Hart Lake) and large lakes (e.g. Great Slave Lake) and rivers (e.g. Mackenzie River) from southern to northern NWT.
Score: 
BC
References: 
H311
B207

Area of Occupancy

Score: 
-
Population

Population Size

common
References: 
B100
Threats

Threats

Lives only ~1 year, produces few young, and has good dispersal mechanisms being widespread throughout Canada
Score: 
C

Intrinsic Vulnerability

Score: 
-
General Status Rank
Rank: 
Secure
Status Rank Description: 
- Common in small to large rivers and lakes in fine sediments like mud and sand, often covered in iron deposits.
S Rank: 
S4
Decision Process Description: 
Draft ranks from Gerry Mackie 2015
Last Updated: 
March 19, 2015

References

Ecozones

  • Clarke AH (1981) The Freshwater Molluscs of Canada. National Museums of Canada RWED Library Call #QL407.5.C5 - B100 Return

Habitat

  • Clarke AH (1981) The Freshwater Molluscs of Canada. National Museums of Canada RWED Library Call #QL407.5.C5 - B100 Return

Number of Occurrences

  • Gerry Mackie, Dwayne A.W. Lepitzki, Robert Forsyth (2015) e-copy - H311 Return
  • Clarke, A.H. (1973) Malacologia 13: 1-509 http://ia902505.us.archive.org/3/items/malacologia131973inst/malacologia131973inst.pdf - B207 Return

Population Size

Clarke AH (1981) The Freshwater Molluscs of Canada. National Museums of Canada RWED Library Call #QL407.5.C5 - B100 Return

Range Extent

  • Clarke AH (1981) The Freshwater Molluscs of Canada. National Museums of Canada RWED Library Call #QL407.5.C5 - B100 Return

Taxonomy

  • Clarke AH (1981) The Freshwater Molluscs of Canada. National Museums of Canada RWED Library Call #QL407.5.C5 - B100 Return