CS>CW>I have heard the same about the cutting ability of the mussel shells,
CS>  >but due to the amount of water the mussels filter, it is possible for
CS>  >them to clear everthing out of the water they are in. I look forward to
CS>Well Lake Erie pre-Zebra Mussel (about 89) a good vis was about 15',
CS>average about 10'. 25' vis was exceptional and almost unheard of.  A dive
CS>to greater then 60' was in essence, virtually a night dive, regardless
CS>of the time of day.
CS>Now post-Zebra Mussel average vis is about 60', an exceptional day,
CS>usually off shore after a week or so of no rain or high winds, 80' to
CS>100' vis are not unheard of.
CS>Pre-Zebra mussel the water was a thick green colour from all the
CS>plankton, now its a tropical blue.
CS>There was an extreme population explosion when the mussels first invaded
CS>the Lake.
Very good, thanks for the report.
CARL
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 * SLMR 2.1a * Clay, WV----National Opossum Refuge
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