Results 51 to 60 of about 530 (186)

Пресноводные двустворчатые моллюски (Sphaeriidae, Corbiculidae, Dreissenidae) фауны Северной Америки

open access: yes, 2007
The article concerns recent representatives of the North American freshwater bivalve mollusks from the three families: Sphaeriidae, Corbiculidae and Dreissenidae. Since only the first family contains aborigine North American species, the paper is focused
Korniushin, A.V.
core   +1 more source

Malacología Latinoamericana: Moluscos de agua dulce de Argentina

open access: yesRevista de Biología Tropical, 2008
Se presenta un estado de situación y una lista actualizada y comentada sobre las especies de moluscos de agua dulce de la República Argentina. Se aborda en Gastropoda y Bivalvia la distribución a nivel de familias; las entidades endémicas, exóticas ...
Alejandra Rumi   +3 more
doaj  

Invasive mussels reduce community bioturbation but do not affect oxygen penetration or nutrient fluxes in organic‐poor Great Lakes sediments

open access: yesFreshwater Biology, Volume 69, Issue 11, Page 1672-1685, November 2024.
Abstract Invasive zebra and quagga (dreissenid) mussels have disrupted nutrient cycling and benthic macrofauna communities in the Laurentian Great Lakes and other invaded ecosystems. Dreissenids are now the dominant benthic macroinvertebrate in the Great Lakes, replacing the formerly dominant native bioturbating amphipod Diporeia spp.
Audrey Huff   +4 more
wiley   +1 more source

Molluscs of the Sphaeriidae Bourg., 1883 Family from the Crimea. Communication I

open access: yes, 1978
Natural and artificial water bodies are examined in the foothills and mountain-forest zones of the South coast of the Crimea and Eastern Crimea. Four species of the Sphaeriidae family are found: Euglesa easertana (Poli), E.
Стадниченко, А.П.
core   +2 more sources

Salamander loss alters montane stream ecosystem functioning and structure through top‐down effects

open access: yesAnimal Conservation, Volume 27, Issue 5, Page 722-735, October 2024.
Salamanders are seriously declining worldwide and, despite being important predators in both aquatic and terrestrial environments, their effects on freshwater ecosystems are virtually unknown. We demonstrated that salamander loss could alter montane stream ecosystem functioning and structure by reducing periphyton accrual, altering algal communities ...
A. Alonso   +4 more
wiley   +1 more source

Registro de poliploidia en la almeja dulceacuícola Musculium Argentinum (D'ORBIGNY 1835) (SPHAERIIDAE, VENEROIDA) [PDF]

open access: yes, 2014
La poliploidía es un carácter inusual en moluscos bivalvos. Sin embargo, datos citogenéticos documentados para especies de la subfamilia Sphaeriinae (familia Sphaeriidae) del hemisferio norte muestran números cromosómicos que varían desde 36 hasta ca ...
Jara Seguel, Pedro   +2 more
core  

An Invasive Predator Substantially Alters Energy Flux Without Changing Food Web Functional State or Stability

open access: yesAquatic Conservation: Marine and Freshwater Ecosystems, Volume 34, Issue 9, September 2024.
ABSTRACT Understanding how invasive species affect the stability and function of ecosystems is critical for conservation. Here, we quantified the effect of an actively suppressed invasive species on the Yellowstone Lake ecosystem using a food web energetics approach.
Hayley C. Glassic   +9 more
wiley   +1 more source

Estado actual de la taxonomía de bivalvos dulceacuícolas chilenos: progresos y conflictos

open access: yesRevista Chilena de Historia Natural, 2002
Se presenta una revisión actualizada de la taxonomía de los bivalvos dulceacuícolas chilenos. Los bivalvos descritos a la fecha, están adscritos a dos familias: Hyriidae representada sólo por el género Diplodon con dos especies (D.
ESPERANZA PARADA, SANTIAGO PEREDO
doaj  

Optimizing eDNA Replication for Standardized Application in Lotic Systems in Aotearoa, New Zealand

open access: yesEnvironmental DNA, Volume 6, Issue 5, September–October 2024.
The objective of this study was to optimize eDNA sample replication for the consistent characterization of freshwater fish and aquatic macroinvertebrate communities in flowing New Zealand waters, and ultimately, to inform the development of robust national monitoring standards. Results indicated that six replicates were needed to consistently detect 89.
Josh Smith   +7 more
wiley   +1 more source

Estado de conocimiento de los Bivalvos dulceacuícolas de Chile Current state of knowledge of freshwater Bivalves of Chile

open access: yesGayana, 2006
Se presenta el estado actual del conocimiento de los bivalvos dulceacuícolas chilenos. Las especies descritas a la fecha, pertenecen a las familias Hyriidae, representada sólo por el género Diplodon con dos especies (D. chilensis y D.
Esperanza Parada, Santiago Peredo
doaj  

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