Biological control for asian clam

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Affiliation: U. Geological Survey Archive Source: Bugwood. Dark shell morphs exist but are limited to the southwestern United States.

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Previously, we have shown that Asian clams Potamocorbula amurensis with highest metallic body burdens have highest prevalence of disease and lowest reproduction. The present study was designed to assess and validate potential sublethal toxicity of hexavalent chromium Cr-VI in clams under controlled laboratory exposure. There was no significant difference in mortality among the control, 0.

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Alternatively, it may have come in with the importation of the Giant Pacific oyster also from the Asia Foster Live Asian clams were first detected in US waters in in the Columbia River, Washington; the species quickly spread across the continent and is currently found in 44 states. Corbicula was detected in the Ohio River in and continues to spread through drainages in the Midwest and Northeast.

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Asian clams are small, light-colored bivalves with distinct elevated conentric growth rings. The exterior shells of asian clam are typically light tan or brown, but color can vary significantly between waterbodies. The interior of the shell is generally of white to light blue coloration.

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What is this page? This page is provided by Altmetric. Biological control of the invasive Asian clam, Corbicula fluminea: can predators tame the beast?

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Its reproductive success and ability to spread rapidly has resulted in this species having one of the most rapid expansions of any non-native species in North America. Before the invasion of the zebra mussel Dreissena polymorphain North America, C. Aldridge and Muller review the potential impacts that the spread of C.

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Asian clam Corbicula fluminea is a non-native freshwater bivalve that has established in Lake Tahoe. They are small, averaging less 1. They prefer quiet water with low salinity and sandy substrates, but can thrive in brackish water bodies.

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The section is now dynamically updated from the NAS database to ensure that it contains the most current and accurate information. Occurrences are summarized in Table 1, alphabetically by state, with years of earliest and most recent observations, and the tally and names of drainages where the species was observed. The table contains hyperlinks to collections tables of specimens based on the states, years, and drainages selected.

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Lookup the document at:. Access the full text:. Biological control of the invasive Asian clam, Corbicula fluminea: can predators tame the beast?

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Please add your details if you are interested in receiving updates from the Conservation Evidence team about new papers, synopses and opportunities. Conservation Evidence strives to be as useful to conservationists as possible. Please take our survey to help the team improve our resource. Technology for collecting clams from sediments has been well-developed in commercial shellfisheries.

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