Abstract The Cofán communities rely on the Cofán Bermejo Ecological Reserve for their survival and cultural practices. Due to the rugged and inaccessible topography of the reserve in the Northern Ecuadorian Amazon region, limited biomonitoring and ecological characterization studies of the ecosystem health have been conducted.
Federico Sinche Chele +8 more
wiley +1 more source
Abstract Ecosystem engineers facilitate beneficiary species by ameliorating physical habitat. The stress‐gradient hypothesis (SGH) predicts the importance of facilitation in communities should increase with physical stress but has rarely been tested in freshwater.
Isabel G. Evelyn +2 more
wiley +1 more source
Estrutura das comunidades de macroinvertebrados em corredeiras de um riacho cárstico Neotropical nas estações seca e chuvosa [PDF]
AIM: Our study evaluated the effects of physical and chemical variables and seasonality on diversity and structure of the macroinvertebrate fauna in riffles of a Neotropical chalk stream; METHODS: Sampling was performed during the dry (September 2003 ...
CAVALLARO, Marcel Rodrigo +3 more
core +2 more sources
The aim of this study of benthic macroinvertebrates in the southwestern canton of Badeye in Chad was to analyze the community structure in relation to the physicochemical quality of water in the Man baptem tributary. A total of 4,012 benthic macroinvertebrates were identified and counted in 38 families.
Djikoloum Beosso Theophile +3 more
wiley +1 more source
Voltinism and Laboratory Rearing of \u3ci\u3eMicrovelia Hinei\u3c/i\u3e (Heteroptera: Gerromorpha: Veliidae) [PDF]
Voltinism in Microvelia hinei was studied in southern Illinois during 1989 and 1990. This species apparently overwintered as adults, which became active in late April; adults were last collected in late September. First instars were found from mid-May to
McPherson, J. E, Taylor, Steven J
core +2 more sources
Contribution to the aquatic beetle, aquatic and semiaquatic bug fauna of Hernád and its environments, NE Hungary (Coleoptera: Hydradephaga, Palpicornia; Heteroptera: Nepomorpha, Gerromorpha) [PDF]
Collecting data of 76 species of water beetles (9 Haliplidae, 21 Dytiscidae, 2 Noteridae, 2 Gyrinidae, 2 Hydrochidae, 13 Helophoridae, 27 Hydrophilidae) and 20 species of water bugs (1 Mesoveliidae, 1 Hydrometridae, 1 Veliidae, 5 Gerridae, 2 Nepidae ...
Boda, Pál +2 more
core
Semiaquatic Hemiptera of Wisconsin [PDF]
Twenty-six species in five families of semi aquatic Hemiptera were collected in Wisconsin and as many as four more may occur. Keys to all of these species are provided along with notes on their distribution, abundance, and identification.
Hilsenhoff, William L
core +1 more source
Regional biodiversity of terrestrial Heteroptera and Orthoptera in southwestern Illinois [PDF]
We conducted a baseline inventory of terrestrial Heteroptera (true bugs) and Orthoptera (grasshoppers, crickets and katydids) at foursites in Monroe and Randolph counties,Illinois in
Heads, Sam W. +3 more
core
Evaluación de calidad del agua mediante el método Biological Monitoring Working Party en humedales del Bioparque Ukumarí, Pereira [PDF]
El objetivo de este estudio es evaluar la calidad del agua de los humedales de la quebrada Larga ubicada en el Bioparque Ukumarì, mediante la implementación del método BMWP (Biological Monitoring Working Party). Estos humedales están siendo afectados por
Betancur González, Santiago
core
Faunal diversity of aquatic insects in Surha Tal of District - Ballia (U. P.), India [PDF]
Diversity of aquatic insect fauna of Surha Tal, district Ballia (U.P.) was studied during 2006-08. Twenty nine species of aquatic insect were collected.
Agrawal, Nirupma, Sharma, Rajnish Kumar
core +2 more sources

