Marco Invertebrates
Common Name: Freshwater Snail Scientific Name: Gastropoda Family: varies Order: Neritopsina and Basommatophora Size: 12.5 mm Season: Spring-summer Food: Prey on small bottom-dwelling fish; the smaller species mostly hunt and eat marine worms Location: Freshwater, lakes and ponds "Freshwater Snail." Wikipedia. Wikimedia Foundation, 19 Nov. 2014. Web. 24 Nov. 2014. Common Name: Freshwater Leech Scientific Name: Hirudinea Family: Hirudinidae Order: Arhynchobdellida Size: 2 inches Season: spring- summer Food: a parasite that feeds on the blood of fish frogs, turtles, and mammals. "Leech." Wikipedia. Wikimedia Foundation, 19 Nov. 2014. Web. 24 Nov. 2014. Common Name: Freshwater Crayfish Scientific Name: Astacoidea Family: Cambaridae Order: Decapoda Size: 6 inches Season: Spring- fall Food: Omnivores, feed on plants and algae Location: in the Pacific Northwest and the headwaters of some rivers east of the Continental Divide. Many crayfish are also found in lowland areas where the water is abundant in calcium, and oxygen rises from underground springs. "Crayfish." Wikipedia. Wikimedia Foundation, 24 Nov. 2014. Web. 24 Nov. 2014. |