Results 131 to 140 of about 7,895 (241)

Eutrophication: are mayflies (Ephemeroptera) good bioindicators for ponds? [PDF]

open access: yes, 2018
Ephemeroptera larvae are recognized worldwide for their sensitivity to oxygen depletion in running waters, and are therefore commonly used as bioindicators in many monitoring programmes.
Lachavanne, J.   +4 more
core  

Three new species of Baetodes Needham & Murphy (Ephemeroptera: Baetidae) from Colombia

open access: green, 2011
Luis Salinas   +3 more
openalex   +1 more source

Leaf Processing in a Slough of an Ozark Stream [PDF]

open access: yes, 1982
Processing of sugar maple (Acer saccharum), black oak (Quercus velutina), and American sycamore (Platanus occidentalis) was investigated in a slough of the Illinois River, Benton County, Arkansas, using 5-gram packs in wire baskets.
Brown, Arthur V., Petty, Don F.
core   +2 more sources

Biological assessment of the Tang Sorkh River (Iran) using benthic macroinvertebrates [PDF]

open access: yes, 2017
A biological assessment of the Tang Sorkh River (Iran) was studied from July 2013 to August 2014 using benthic macroinvertebrate communities. Samples were gathered every two months, from five stations using a Surber sampler( 30×30cm), fixed in formalin ...
Abbaspour, F.   +3 more
core  

The adult stages of Nanomis and Spiritiops (Ephemeroptera: Baetidae)

open access: yesRevista de la Sociedad Entomológica Argentina, 2008
Los estados adultos de Nanomis Lugo-Ortiz & McCafferty y Spiritiops Lugo-Ortiz & McCafferty se describen por primera vez sobre la base de material criado de Argentina y Brasil respectivamente.
Frederico Falcão SALLES, Carolina NIETO
doaj  

Macroinvertebrate drift patterns of two Thai streams

open access: yesAnnals of Tropical Research, 1994
From March to October, 1993, macroinvertebrate drift patterns in the disturbed stream in Ban Nong Hoi (BNH) and the relatively pristine stream in Doi Chang Kian (DCK), Chiang Mai, Thailand were compared. Results show that day-night changes in drift were
Josefo B. Tuyor
doaj  

Home - About - Disclaimer - Privacy