Results 101 to 110 of about 35,976 (295)

Influence of Habitat and Land Use on the Assemblages of Ephemeroptera, Plecoptera, and Trichoptera in Neotropical Streams

open access: yesJournal of Insect Science, 2015
Insects of the orders Ephemeroptera, Plecoptera, and Trichoptera (EPT) are often used to assess the conditions of aquatic environments, but few studies have examined the differences in these communities between riffles and pools.
P. H. M. do Amaral   +4 more
semanticscholar   +1 more source

Biological research of Grabia River - fifty years of activity [PDF]

open access: yes, 2005
Grabia, a small still close to natural conditions lowland river, has been an object of special interest for Łódź hydrobiologists for more than 50 years.
Siciński, Jacek, Tończyk, Grzegorz
core  

Ephemeroptera associated with eight rivers in the Sierra Nevada de Santa Marta, Colombia

open access: yesBiota Colombiana, 2016
The Ephemeroptera are an order of insects very important in the benthic community, being bio-indicators of water quality, considering key conservation. Despite the dense hydrographic network of the Sierra Nevada de Santa Marta (SNSM), Colombia Caribbean ...
Esteffany P. Barros-Núñez   +1 more
doaj   +1 more source

Evaluación de la calidad del agua mediante un enfoque múltiple en arroyos de la llanura templada (Argentina, América del Sur) [PDF]

open access: yes, 2012
We assessed the water quality in two pampean lotic systems (Argentina), the Juan Blanco and Buñirigo streams, subjected to different land uses (i. e., the UNESCO Biosphere Nature Reserve versus industry and agriculture, respectively) through measurements
Ocon, Carolina Silvia   +1 more
core   +1 more source

Diversity and Community Structure of Stream Insects in a Minimally Disturbed Forested Watershed in Southern Illinois [PDF]

open access: yes, 2018
The Lusk Creek Watershed, located in Pope County, IL, long has been rec- ognized as a high quality area of biological significance, but surveys of the stream macroinvertebrate fauna have been limited.
McPherson, J. E   +2 more
core   +2 more sources

Estado de conocimiento del orden Ephemeroptera en la Patagonia Current knowledge of Patagonian Ephemeroptera

open access: yesRevista de la Sociedad Entomológica Argentina, 2009
El conocimiento actual del orden Ephemeroptera en la Patagonia se debe en gran parte a la labor original y compilatoria de M.L. Pescador, W.L. Peters y E. Domínguez, llevada a cabo en la década del 80 del siglo pasado.
Pablo Pessacq
doaj  

Los estados adultos de Nanomis y Spiritiops (Ephemeroptera: Baetidae) [PDF]

open access: yes, 2008
The adult stages of Nanomis Lugo-Ortiz & McCafferty and Spiritiops Lugo-Ortiz & McCafferty are described for the first time based on reared material from Argentina and Brazil, respectively.
Nieto Peñalver, María Carolina   +1 more
core  

Ecologia alimentar da corvina, Pachyurus bonariensis (Perciformes, Sciaenidae) em duas baías do Pantanal, Mato Grosso, Brasil Feeding ecology of Pachyurus bonariensis (Perciformes, Sciaenidae) in two bays of the Pantanal, Mato Grosso State, Brazil

open access: yesIheringia: Série Zoologia, 2007
Foi investigada a dieta de Pachyurus bonariensis Steindachner, 1879 associando-a à variações espaciais, temporais e ontogenéticas. Os peixes foram coletados mensalmente de março/2000 a fevereiro/2001 e de agosto/2002 a fevereiro/2003 em duas baías do ...
Rosemara Fugi   +3 more
doaj   +1 more source

Testing use of mitochondrial COI sequences for the identification and phylogenetic analysis of New Zealand caddisflies (Trichoptera) [PDF]

open access: yes, 2009
We tested the hypothesis that cytochrome c oxidase subunit 1 (COI) sequences would successfully discriminate recognised species of New Zealand caddisflies. We further examined whether phylogenetic analyses, based on the COI locus, could recover currently
Banks, Jonathan C.   +4 more
core   +2 more sources

Home - About - Disclaimer - Privacy