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State of the Lake 2009 - Tahoe Environmental Research Center ...

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ASIAN CLAM<br />

Asian Clam Size Distribution<br />

The research teams surveyed <strong>the</strong><br />

sou<strong>the</strong>astern portion <strong>of</strong> <strong>Lake</strong> <strong>Tahoe</strong> in<br />

late summer and early autumn 2008.<br />

They found that <strong>the</strong> highest Asian<br />

clam densities occur at Marla Bay and<br />

at Elk Point ranging from 1 to 3000<br />

TAHOE: STATE OF THE LAKE REPORT <strong>2009</strong><br />

individual clams per square meter.<br />

Patchy densities <strong>of</strong> clams were also<br />

observed in Zephyr Cove and east<br />

<strong>of</strong> <strong>the</strong>se areas along <strong>the</strong> south shore.<br />

This survey was carried out using a<br />

combination <strong>of</strong> tools: by deploying a<br />

sediment grab sampler <strong>of</strong>f <strong>the</strong> side <strong>of</strong><br />

a boat, along with snorkel and scuba<br />

surveys. This is not a comprehensive<br />

survey and researchers at UC Davis<br />

and University <strong>of</strong> Nevada, Reno are<br />

doing a whole-lake survey in <strong>2009</strong>.<br />

TERC.UCDAVIS.EDU 6.7

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