title: Brief observations concerning the visual pigments of some selected fishes from Lake Heney, Quebec, a relict of glacial Lake Gatineau.
mesh_terms: D000818:Animals; D005075:Biological Evolution; D004777:Environment; D005399:Fishes / Q000378:metabolism*; D008099:Liver / Q000032:analysis; D011792:Quebec; D012168:Retinal Pigments / Q000032:analysis*; D012487:Salmonidae / Q000378:metabolism; D013045:Species Specificity; D013053:Spectrophotometry; D014801:Vitamin A / Q000032:analysis
chemical_list: D012168:Retinal Pigments; D014801:Vitamin A