Deepwater sculpin (Myoxocephalus thompsonii) some populations: COSEWIC assessment and status report 2017

Great Lakes-Upper St. Lawrence populations - Special concern
Southern Hudson Bay-James Bay populations - Data deficient
Saskatchewan-Nelson River populations - Not at risk
Waterton Lake population - Special concern
Western Hudson Bay populations - Not at risk
Western Arctic populations - Not at risk

2017

Figure 1. Slimy Sculpin (top), Spoonhead Sculpin (middle), and Deepwater Sculpin (bottom).
Figure 2. Distribution of the Deepwater Sculpin (Myoxocephalus thompsonii) in Canada in relation to the Canadian National Freshwater Biogeographic Zones.
Figure 3. Distribution of glacial lakes between 1000 and 18000 years ago.
Figure 4. Extent of occurrence for Deepwater Sculpin in the Great Lakes – Upper St. Lawrence DU.
Figure 5. Extent of occurrence for Deepwater Sculpin in the Southern Hudson Bay – James Bay DU.
Figure 6. Extent of occurrence for Deepwater Sculpin in the Saskatchewan – Nelson River DU.
Figure 7. Extent of occurrence for Deepwater Sculpin in Waterton Lake DU.
Figure 8. Extent of occurrence for Deepwater Sculpin in the Western Hudson Bay DU.
Figure 9. Extent of occurrence for Deepwater Sculpin in the Western Arctic DU.
Figure 10. Food web position of Deepwater Sculpin and various co-occurring biota in Alexie Lake, NWT, based on δ15N and δ13C isotope ratios (error bars indicate standard error).

Table 1. Lakes with extant populations of Deepwater Sculpin in the six designatable units (DUs).

Appendix 1. IUCN threats classification and assessment calculator for the Deepwater Sculpin – Great Lakes-Upper St. Lawrence populations
Appendix 2. IUCN threats classification and assessment calculator for the Deepwater Sculpin – Southern Hudson Bay-James Bay populations
Appendix 3. IUCN threats classification and assessment calculator for the Deepwater Sculpin – Saskatchewan-Nelson River populations
Appendix 4. IUCN threats classification and assessment calculator for the Deepwater Sculpin – Waterton Lake population
Appendix 5. IUCN threats classification and assessment calculator for the Deepwater Sculpin – Western Hudson Bay populations
Appendix 6. IUCN threats classification and assessment calculator for the Deepwater Sculpin – Western Arctic populations