نتایج جستجو برای: dreissena polymorpha
تعداد نتایج: 1576 فیلتر نتایج به سال:
Ships and boats may transport whole communities of non-indigenous species (NIS) through hull biofouling, some members which become invasive. Several studies have evaluated the diversity these communities, but very few analyzed survival organisms after their voyages into different potentially inhospitable conditions. This factor is important to consider because last port call approach for risk a...
Knowledge of habitat requirements and interspecific interactions invasive species helps predict their impact spread. We determined the relationships within freshwater Ponto-Caspian amphipod assemblage, associations with macroinvertebrates in near-shore zone a central European lowland dam reservoir. sampled five types: bare sand at water line, (0.2 m depth), (0.5 macrophyte-overgrown (1 stones (...
Abstract Many aquatic habitats have become vulnerable to rapid and long-term changes induced by industrialism, air pollution, tourism, fishing activities etc. These factors created an urgent need for extensive water monitoring conservation. By observing the behaviour of lifeforms, we can monitor state environment. Here, present methodology, calibration approaches preliminary results designing a...
Within impounded sections of the rivers Rhine and Meuse, epibenthic macroinvertebrate communities are impoverished and dominated by non-native invasive species such as the zebra mussel (Dreissena polymorpha) and quagga mussel (Dreissena rostriformis bugensis). In the winter of 2012 management of the water-level resulted in a low-water event in the River Nederrijn, but not in the River Meuse. Lo...
While the invasive zebra mussel Dreissena polymorpha has rapidly spread throughout the Great Lakes and inland waterways, it is being displaced by the quagga mussel Dreissena bugensis in shallow water habitats. However, zebra mussels remain dominant in areas with higher water velocity. We hypothesized that the persistence of zebra over quagga mussels in habitats with higher water velocity might ...
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