Results 31 to 40 of about 731 (86)

Long‐term environmental flows restore benthic invertebrate communities in a highly regulated river

open access: yesRestoration Ecology, Volume 32, Issue 5, July 2024.
The construction of dams and other in‐stream structures for human use has altered river ecosystems worldwide. Dams degrade rivers, and environmental flow releases aim to mitigate flow alterations and restore rivers downstream of dams by returning elements of the pre‐regulation flow regime, resulting in an ecosystem that resembles a more natural state ...
Andrew J. Brooks   +6 more
wiley   +1 more source

Pehuenioperla llaima, nuevo género y especie de Gripopterygidae (Plecoptera) para América del Sur Pehuenioperla llaima, a new genus and species of Gripopterygidae (Plecoptera) from South America

open access: yesRevista de la Sociedad Entomológica Argentina, 2009
Se describe un nuevo género y especie de Gripopterygidae (Plecoptera) para Chile, sobre la base de adultos de ambos sexos y ninfas del último estadio.
Alejandro Vera
doaj  

Evaluación de los efectos de la urbanización en los arroyos de Tierra del Fuego [PDF]

open access: yes, 2017
We set out to understand how urbanization affects streams in Ushuaia, Tierra del Fuego. Paired ttestsand linear regressions were used to compare physico-chemical stream habitat variables (i.e., temperature,turbidity, conductivity, dissolved oxygen and pH)
Anderson, Christopher Brian   +3 more
core  

Distribution and Environmental Tolerances of Aquatic Macroinvertebrate Families in the Agricultural Zone of Southwestern Australia [PDF]

open access: yes, 2001
The agricultural zone of southwestern Australia is an extensively modified landscape. Ninety percent of the perennial native vegetation has been cleared and replaced by annual cereal crops and pasture.
Halse, Stuart A.   +3 more
core   +1 more source

PRIMER REGISTRO DE GRIPOPTERYGIDAE (INSECTA: PLECOPTERA) PARA COLOMBIA

open access: yesCaldasia, 2005
Como resultado de recientes estudios en insectos de Colombia, se registra una especie de Gripopterygidae para Colombia.
BARRETO-VARGAS GILDARDO   +3 more
doaj  

The First Wingless Stonefly from Australia

open access: yes, 1968
Psyche: A Journal of Entomology, Volume 75, Issue 4, Page 328-333, 1968.
Joachim Illies
wiley   +1 more source

Pehuenioperla llaima, nuevo género y especie de Gripopterygidae (Plecoptera) para América del Sur

open access: yesRevista de la Sociedad Entomológica Argentina, 2009
Se describe un nuevo género y especie de Gripopterygidae (Plecoptera) para Chile, sobre la base de adultos de ambos sexos y ninfas del último estadio.
Alejandro VERA
doaj  

The effects caused by the replacement of native riparian forest with Eucalyptus sp. on the benthic macro-invertebrate community. [PDF]

open access: yes, 2017
The replacement of native riparian forests with exotic plants, especially Eucalyptus sp. can cause changes in ecological processes of small orders rivers. The leaves of Eucalyptus sp.
REMOR, M. B.   +3 more
core  

Fossil insects from the Middle Ecca (Lower permian) of southern Africa [PDF]

open access: yes, 1976
Main articleThree insects are recorded from carbonaceous shales of Middle Ecca age from Hammanskraal, near Pretoria. Thaumalophora pranotalis gen. et sp. nov., is an aquatic nymph of the Paraplecoptera showing lateral abdominal gills.
Riek, E. F.
core  

UNA NUEVA ESPECIE DE CHILENOPERLA (PLECOPTERA: GPJPOPTERYGIDAE) Y LAS CONSECUENCIAS TAXONÓMICAS DEL DESCUBRIMIENTO DE SU NINFA A NEW SPECIES OF CHILENOPERLA (PLECOPTERA: GPJPOPTERYGIDAE) AND THETAXONOMIC CONSEQUENCES OF THE DISCOVERY OF ITS NYMPH

open access: yesGayana, 2008
Se describe una nueva especie de Gripopterygidae (Chilenoperla elongata n. sp.) sobre la base de especímenes imagos de ambos sexos y ninfas colectados en Chile. El estado ninfal fue relacionado mediante emergencias en laboratorio.
Alejandro Vera
doaj  

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