Results 51 to 60 of about 640 (150)

Aquatic Macroinvertebrates Collected from Thirty-two Missouri Ozark Streams [PDF]

open access: yes, 2008
A previously reported study of the distribution and status of an endemic dragonfly in Missouri emphasized data collected by aerial netting and examination of specimens housed in the Wilbur Enns Museum of Entomology.
Harp, George L.   +2 more
core   +1 more source

Some North American fresh-water Rhynchobdellidae and their parasites

open access: yes, 1900
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
openaire   +2 more sources

Assessment of fish farm effluents on macroinvertebrates based on biological indices in Tajan River (north Iran) [PDF]

open access: yes, 2013
Impacts of effluent from fish farming activities on fluvial ecosystems lead to deterioration of water quality and changes in the macroinvertebrates assemblage.
Bozorgi Makrani, A.   +2 more
core   +1 more source

The duck leech, Theromyzon tessulatum (Rhynchobdellida: Glossiphoniidae) in the rivers Adda and Ticino: first important record from Italy

open access: yes, 1998
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
Magnetti, Paola, Bacchetta, Renato
openaire   +1 more source

Aquatic Macroinvertebrates of the Strawberry River System in North-Central Arkansas [PDF]

open access: yes, 2006
The Strav/berry River has been designated an Extraordinary Resource Water, an Ecologically Sensitive Water Body, and a Natural and Scenic Waterway. As such, it is particularly important that the biodiversity of this river system be documented thoroughly.
Harp, George L., Robison, Henry W.
core  

Similarities between oocytes and macrophages. An overview [PDF]

open access: yes, 2011
Oocytes behave as macrophages as they internalize solid and liquid substances required for their growth and competence. This activity is more pronounced in lower invertebrates.
Mishra, Nirmal Kumar
core   +2 more sources

The Effects of a Prescribed Burn on Streambed Sediments, Macroinvertebrate Assemblages, and Water Quality in the Valle Toledo, Valles Caldera National Preserve, New Mexico [PDF]

open access: yes, 2010
Lotic ecosystems of the southwestern U.S. can be severely affected by wildfires causing alterations in water chemistry, sedimentation from runoff events, and changes in macro invertebrate community structure.
McGann, Jeanine K.
core   +1 more source

Fish Leeches of Arkansas [PDF]

open access: yes
Recent collection within Arkansas greatly enlarges the knowledge concerning hosts and distributions of fish leeches within the state. The natural history of the 6 species of fish leeches known from Arkansas (Placobdella montifera, Placobdella pediculata,
Lawson, S.P.   +4 more
core   +2 more sources

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