Black spotted trout of the Rocky Mountains, [76]-8

Blue swelling, [41]

Breeding char, difficulties in, [78]-80

Breeding. (See [Rearing].)

Brown trout, suitable water for, [14]

Bullrushes, [13]

Byssus, [37]-8

Caddis-worms, [61]-3
in hatching trays, [38]-9

Carp, suitable water for, [18]

Char, [16], [78]-80
Alpine, [78]
difficulties in breeding, [78]-80
hatching out of, [78]-9
introduction of, to the south, [80]
kinds of, [78]
rearing, [79]-80
suitable water for, [16]
Windermere, [78]