PPT-Benthic Macroinvertebrates

Benthic Macroinvertebrates Benthic bottomdwelling Macro can be seen with the unaided eye Invertebrates without a backbone or spinal column Examples clams snails worms crustaceans insects. - gradient streams The vast majority of stream - dwelling benthic macroinvertebrates live in the riffle areas formed when the water flows over irregularities in the stream bottom such as uneven bedro benthic. limnetic. MALES. FEMALES. What’s different between the species?. Limnetic Fish. Benthic Fish. Size. Smaller. Larger. Shape. Slim-bodied. Deep-bodied. Male breeding. color. Blue & Red. DETRITUS PROCESSING.6175 BY MACROINVERTEBRATES IN STREAM ECOSYSTEMS N. H Anderson Department of Entomology, Oregon State University, Corvallis, Oregon 97331 James R. Sedelll Department of Fisheries an Fish. Catfish. Shiners and chubs. Bluegill. Amphibians. L. eopard Frog. Tadpoles. Bull Frog. Amphibians. Salamanders . – Larvae have gills, legs. Mudpuppy . – retains gills throughout life. Red-eared slider. Jeff . Wesner and Jerry Warmbold. Department of Biology. University of South Dakota. Allen’s paradox, 1951 – not enough benthic secondary production to support trout. (summarized in . Huryn. 1996 . What Affects the Amount of Leaf Litter in a Forest?. Decomposition rates of leaf litter?. Abiotic soil conditions (pH, calcium content, other nutrients)?. Abundance of earthworms?. Abundance of millipedes?. Questions from reading. Describe . the environment in which you would find organisms from Group 1. .. Describe the environment in which you would find organisms from Group 4.. 2. What organism is considered to be the canary of clean water and why?. Well-Developed and Protected Regions of Moriches Bay, New York. S. Badzo. J. Squicciarini. & V. D’Ambrosia.. William Floyd High School, Mastic Beach, NY 11951. COLD SPRING HARBOR LABORATORY’S DNA LEARNING CENTER.. WWSOP03000. Effective Date: ##/##/####. KENTUCKY WATERSHED WATCH . BIOLOGICAL STREAM ASSESSMENT. High Gradient. This presentation . is based on the . “Kentucky Watershed Watch . High Gradient Biological Stream Assessment Standard . components. Primary producers. Invertebrates. Vertebrates. 1. . Abiotic. Components. Important starting point for species and abundances. Environments that are structurally simple or extreme tend to support fewer species. After Campus Before Campus Introduction Are students destroying Little Niagara Creek? This stream is a great resource for the UWEC science classes and is used for many field labs and research projects. But is this heavy use damaging the stream and the populations of benthic J. Cho. Department of Integrated Environmental Science. Bethune-Cookman University. Daytona Beach, FL. Elements of Remote Sensing. data acquisition and analysis. sun. Camera system. Electromagnetic (EM) Radiation. 228 BRAZILIAN JOURNAL OF OCEANOGRAPHY 544 2006 guarantee complete protection of the flora and fauna and scenic beauty of this ecosystem one ofrecreati Steffen Aagaard Sørensen. 1. , . Thomas . Haugland Johansen. 2. , . Juho. . Junttila. 1. .. 1. Department . of Geoscience, . UiT. The Arctic University of Norway, . Tromsø. 2. Department . of Mathematics and Statistics, .