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At 03:12 PM 4/17/97 -0400, Ken Baker wrote:
>Hello, fellow fish ecologists!
>
>A colleague and I are interested in surveying fish species using nearshore
>(shallow water) habitats over rocky (gravel/cobble/boulder) bottoms in
>western Lake Erie. We would greatly appreciate insights or advice from
>members of this group.
>
>The target envrironment is not well-sampled using trawls (bottom too rocky)
>or electrofishing (too deep). Various traps like fyke nets or small minnow
>traps have anchoring problms and are highly susceptible to storm effects.
Newfoundland lakes are typically of the habitat type you describe. Here, we
anchor modified fyke nets well and check them frequently. Please consider
the following (and references therein):
Ryan, P. M. 1990. Sizes, structures, and movements of brook trout and
Atlantic salmon populations inferred from Schnabel mark-recapture studies in
two Newfoundland lakes. American Fisheries Society Symposium 7:725-735.
Regards,
Patrick M. Ryan,
Science Branch, Dept. of Fisheries and Oceans,
Northwest Atlantic Fisheries Centre,
P.O. Box 5667, St. John's, Nfld., Canada A1C 5X1
phone 709-772-4491
email [log in to unmask]
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