Visual pigments of the burbot, Lota lota, and seasonal changes in their relative proportions.
D000818:Animals; D003623:Dark Adaptation; D005399:Fishes / Q000378:metabolism*; D008027:Light; D012168:Retinal Pigments / Q000032:analysis*; D012621:Seasons; D013961:Thyroid Gland / Q000502:physiology; D014801:Vitamin A / Q000032:analysis
D012168:Retinal Pigments; D014801:Vitamin A