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- Page Title | About the Gulf Ecology Division | US EPA11-23-2009
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- ... of cell death and necrosis were found in the distal gill filaments of black gills from cadmium-exposed shrimp... necrosis of specialized epithelial cells and septum cells in black gill filaments and contiguous nonblack gill tissue could cause osmoregulatory, detoxifying, and respiratory dysfunction in crustacea ...
- Page Title | About the Gulf Ecology Division | US EPA11-23-2009
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- ... of cell death and necrosis were found in the distal gill filaments of black gills from cadmium-exposed shrimp... necrosis of specialized epithelial cells and septum cells in black gill filaments and contiguous nonblack gill tissue could cause osmoregulatory, detoxifying, and respiratory dysfunction in crustacea ...
- Page Title | About the Gulf Ecology Division | US EPA11-23-2009
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- These neoplasms occurred in the afferent arterioles of the gill filaments... The large gill neoplasms, with more anaplastic cells, penetrated the walls of the gill arterioles and invaded adjacent gill tissues ...
- Page Title | About the Gulf Ecology Division | US EPA11-23-2009
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- ... of cell death and necrosis were found in the distal gill filaments of black gills from cadmium-exposed shrimp... necrosis of specialized epithelial cells and septum cells in black gill filaments and contiguous nonblack gill tissue could cause osmoregulatory, detoxifying, and respiratory dysfunction in crustacea ...
- Page Title | About the Gulf Ecology Division | US EPA11-23-2009
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- These neoplasms occurred in the afferent arterioles of the gill filaments... The large gill neoplasms, with more anaplastic cells, penetrated the walls of the gill arterioles and invaded adjacent gill tissues ...
- EPA - Photos - Invertebrates - mayflies12-18-2009
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- Caenidae Note: undeveloped hind wing pads (top); operculate gill on abdominal segment 2... Stenonema pudicum Heptageniidae Note: Gill on segment 6 smaller than others.
- EPA - Benthic Macroinvertebrates - Alderflies12-17-2009
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- possess a single tail filament with distinct hairs; body is thick-skinned with 6 to 8 filaments on each side of the abdomen; gills are located near the base of each filament; color brownish ...
- Ecological Restoration: A Tool to Manage Stream Quality: Linking Restoration Practices to Water Quality Parameters01-13-2010
- "This chapter illustrates the relationship between severalrestoration techniques and a number of water quality parameters."
- Linking Restoration Practices to Water Quality Parameters | Polluted Runoff (Nonpoint Source Pollution) | US EPA01-13-2010
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- For example, dense growths of filamentous algae in streams can block access to microhabitat features important ... Further, few aquatic species can use filamentous algae for food.
- EPA - Benthic Macroinvertebrates - Dobsonflies12-17-2009
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- often called hellgrammites, possess two large mandibles; several filaments are located along the sides of the abdomen; one pair of short tail filaments used for grasping; color brownish to black with a large ...