Science Sketches

Agassiz Alaska America anadromous animals ascend basin black spots blue-back boots bottom brook-trout brooks called caudal fin charr Clermont coast cold color Columbia Coregonus Cuba cut-throat Darters dorsal fin Etheostoma Europe fall fauna Favosites fins fishes forms francs fresh waters fresh-water fishes genera genus glacial glacier grayling head Issoire Jacques John the Baptist Johnny Darters Jordan known labor Lake Lake Michigan lateral line lava less living males Matterhorn mayor mouth natural naturalists never North northern Notropis number of species ocean octroi once Oncorhynchus passed Penikese pounds Professor Poey quinnat Rafinesque Rainbow Trout range reached region rocks Rocky Mountain rope Sacramento Salmo mykiss Salmo salar salmon Salmonida Salvelinus scales side silvery smaller Snake River snow specimens spring Steel-head stone streams tail teachers teeth things tion upper vomer Walbaum white-fish Zermatt