Cross-section through a worm near its tail end. Labels: ... Cross-sections through worm's ventral nerve cord. Top panel shows section from anterior region. ...
Blackworms (Lumbriculus variegatus), a second crop from trout farms by Louis Landesman, Ph.D Blackworms Lumbriculus variegatus Blackworm biology The blackworm ...
Characterization of dominant electron acceptor transitions due to benthic ... define risk (direct and food chain transport) of contaminated sediments ...
Colinus (northern bobwhite) Daphnia spp. Freshwater crustacean ... Colinus virginianus (northern bobwhite quail) often used to test toxicity of pesticides ...
http://www.ucmp.berkeley.edu/phyla ... XX=hermaphrodite. XO=male. Life cycle: 3 days at 20 C ... Hermaphrodites--cannot self fertilize. Worms join head to tail ...
Contaminated Sediment Management. Still an Oxymoron? Danny Reible ... Contaminated Sediment Management - Still an Oxymoron? Hazardous Substance Research Center ...
ANNELID. CLASS 2. OLICOCHAETES. Mainly freshwater & terrestrial. Detritivores. OLIGOCHAETE ... make Annelids such important ecosystem engineers? ANNELID. THEME' ...