نتایج جستجو برای: anodonta cygnea

تعداد نتایج: 190  

Journal: :Aquatic Conservation-marine and Freshwater Ecosystems 2021

Freshwater mussels (Order Unionida) are highly threatened. Interspecific competition for food sources with invasive alien species is considered to be one of the factors responsible their decline because successful invaders expected have wider trophic niches and more flexible feeding strategies than native counterparts. In this study, carbon (?13C: 13C/12C) nitrogen (?15N: 15N/14N) stable isotop...

Journal: :River Research and Applications 2022

Predatory, non-native fauna can influence biodiversity and trophic dynamics in invaded ecosystems. Signal crayfish (Pacifastacus leniusculus) are a highly successful invader, which have altered freshwater benthic communities, including bivalve populations. Bivalves keystone group global decline, partly due to invasion by alien species. However, little is known about the predatory impacts of inv...

Journal: :Aquatic Conservation-marine and Freshwater Ecosystems 2021

The aim of this study was to assess the extent which behavioural traits freshwater mussels provide suitable indicators stress in individuals, towards advancement non-invasive, remote monitoring techniques examine population condition. Variation expression particular metrics examined accordance with measurements oxygen consumption, across environmental stressors (aerial exposure and high concent...

Journal: :iranian j. of fisheries science 0

this research represents the first attempt in italy to develop a cage system for adult freshwater mussel stocking, for extensive farming, that was realized from 2003 to 2005 in nw italy. two autochthonous species of italian freshwater mussel were used: anodonta anatina and unio mancus. 5133 mussels were collected and successively stocked in floating cages in 5 different sites in a lake. this st...

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