9 Free Photos of Allegheny Portage Railroad National Historic Site

fish fish survey fish monitoring

Native fish

allegheny portage railroad national historic site fish

Native white sucker

allegheny portage railroad national historic site fish

Fish workup 3

allegheny portage railroad national historic site fish

Native brook trout

allegheny portage railroad national historic site fish

Fish workup 1

allegheny portage railroad national historic site fish

Fish workup 2

allegheny portage railroad national historic site fish

Non-native brown trout

allegheny portage railroad national historic site fish

Native black nose dace

allegheny portage railroad national historic site fish

Electrofishing ALPO

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