A vibrant G. aculeatus male.
Experimental tanks in a heat controlled room.
The fish room of the Bolnick Lab. Populations of Canadian stickleback were housed here and used for research.
Schistocephalus solidus, a trematode parasite that infects three-spined stickleback.
S. solidus inside the gut of a stickleback.
Working at the dissecting scope.