Great Pond Snail

Lymnaea stagnalis

General Status Rank: 
Secure
Common Name: 
Great Pond Snail
Scientific Name: 
Lymnaea stagnalis
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Taxonomy
Group: 
Mollusc (Freshwater Gastropod)
Kingdom: 
Animalia
Phylum: 
Mollusca
Class: 
Gastropoda
Order: 
Basommatophora
Family: 
Lymnaeidae
References: 
B100
Habitat
in all perennial freshwater habitats with vegetation
References: 
B100
Distribution

Ecozones

Taiga Cordillera, Taiga Plains, Taiga Shield, Boreal Cordillera, Boreal Plains
References: 
B100

Distribution

0.67 The EO of this area is ~784,000 km. sq. as measured by MapSource (clipped at the borders).
Score: 
G
References: 
B100

Number of Occurrences

There are over 50 records of this species from NT in examined Canadian collection databases (Lepitzki 2013): 47 in CMN (from 1914-1969); 1 in MBM (from 1982); 6 by Oldham (unpbl 2006).The Molluscs SSC of COSEWIC (unpubl. Data 2013) also collected this species near Hay River in September 2013; however, not all the collections have been sorted, identified, or verified.
Score: 
CE
References: 
R275

Area of Occupancy

Score: 
-
Threats

Intrinsic Vulnerability

Score: 
-
General Status Rank
Rank: 
Secure
Status Rank Description: 
-
S Rank: 
S4S5
Decision Process Description: 
Draft ranks from Dwayne A.W. Lepitzki 2015
Last Updated: 
March 18, 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

NWT Known Subspecies

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

Number of Occurrences

  • Lepitzki, D. A. W. (2013) For General Status of Species in Canada, Canadian Wildlife Service, 614 and excel flle e-copy - R275 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