Short-ended Pea Clam

Euglesa subtruncata (Pisidium subtruncatum)

General Status Rank: 
Secure
Common Name: 
Short-ended Pea Clam
Scientific Name: 
Euglesa subtruncata (Pisidium subtruncatum)
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Taxonomy
Group: 
Mollusc (Freshwater Bivalve)
Kingdom: 
Animalia
Phylum: 
Mollusca
Class: 
Bivalva (Freshwater)
Order: 
Veneroida
Family: 
Sphaeriidae
References: 
B100
General Biology

Longevity

>1 year
References: 
B100
Habitat
in freshwater lakes, ponds, muskseg pools, rivers and streams among vegetation and on various substrates (B100) Occurs in ponds, marshes and small and large lakes and rivers, with little apparent preference for substrate types.(H311)
References: 
B100
H311
Distribution

Ecozones

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

Distribution

0.835
Score: 
G
References: 
B100

Number of Occurrences

6: including from locations mentionned in B207: Hyde Lake 1959, Aklavik, 1957, Aberdeen Lake also lake at Bernard Harbour NU,from map in B207: Mills lake, 3 sites inorth of GSL
Score: 
BC

Area of Occupancy

Score: 
-
Threats

Threats

Lives only ~1 year and produces few young. Dispersal mechanisms apparently excellent
Score: 
C

Intrinsic Vulnerability

Score: 
-
General Status Rank
Rank: 
Secure
Status Rank Description: 
-
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
  • Gerry Mackie, Dwayne A.W. Lepitzki, Robert Forsyth (2015) e-copy - H311 Return

Longevity

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

NWT Known Subspecies

Clarke, A.H. (1973) Malacologia 13: 1-509 http://ia902505.us.archive.org/3/items/malacologia131973inst/malacologia131973inst.pdf - B207 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