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1.
So-called Tay Bull-Trout, 30 lbs. Second return from the sea, having spawned [upper]
Salmon, 30 lbs. August 1905. First return from the sea, has not spawned.
See the spots on the so-called bull-Trout. All salmon that spawn become like this. The next time they return from the sea some are more spotted, some less, and nearly all have parasites in their gills.
2.
Spent and Diseased Salmon. Female that had spawned all but about 500 ova; showing that the injuries received while spawning the last few ova, or after all have been spawned
3.
Photograph of female crab upon whose swimmerets remnants of an old sponge were found, thus showing that the individual had spawned. This crab was taken with the dredge of February 28, 1917, in Chesapeake Bay. Note large, full appearance of ovaries, O, which are filled with mature eggs; L, digestive gland
4.
42-lb. Tay Salmon. Second return from the sea, having spawned once. See spots on head and shoulder
5.
40-lb. Tay Salmon. First return from the sea, not having spawned. June 1904
6.
Gill of a 20-lb. Salmon which has spawned and returned as a clean fish, showing maggots on gill, which is partly eaten away
7.
16-lb. Female Salmon, partly spawned, almost dead. November 1906
8.
12-lb. Female Kelt, soon after being spawned. 24th January 1907
9.
Seed scallops, with a small amount of white worm tube (Serpula) attached to the shell. These scallkops have not yet spawned, and, for the future welfare of the scallop fishery, should be protected until they have passed the spawning period, which occurs when the scallop is one year old. The capture of these immature scallops is a decided menace to the fishery, and is forbidden by law
10.
Seed scallops, with a small amount of white worm tube (Serpula) attached to the shell. These scallkops have not yet spawned, and, for the future welfare of the scallop fishery, should be protected until they have passed the spawning period, which occurs w
11.
Eggs of the Tessellated Darter (Boleosoma olmstedi) spawned in Aquaria
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