Wreck of a cannery ship, Western Alaska.

Seal rookery.

103 Gorbatch harem.

114 Bachelor seals at Vostachini (Vostochni) Aug, 3, 1912.

Pod of pups, H. Hill, Aug. 3, 1912.

Breeding mass on Vostachni (Vostochni) from Sta. 5.

St. Paul Island, Vostachni (Vostochni) Rookery Station D, plate 1.

Mussels reared in crates in river at Fairfax station and buttons cut from them less than 18 months from date of infection, Dec. 1915.

Key grass sponge, FL, natural size.

Grass sponge, Bahama Is., natural size.

Grass sponge, Bahama Is., natural size.

Grass sponge, Cuba, natural size.

Grass sponge, Cuba, natural size.

Grass sponge, Florida, natural size.

Reef sponge, Bahama Is., natural size.

Reef sponge, Bahama Is., natural size.

Hardhead sponge, Cuba, natural size.

Hardhead sponge, Cuba, natural size.

Wire sponge, FL, natural size.

Wire sponge, FL, natural size.

Inkey sponge, Mediterranean Sea, natural size.

Inkey sponge, Mediterranean Sea, natural size.

Inkey soled sponge, Mediterranean Sea, natural size.

Toilet sponge, Mediterranean Sea, natural size.

Toilet sponge, Mediterranean Sea, natural size.

Phillipine toilet sponge, sitanki, natural size.

Phillipine toilet sponge, sitanki, natural size.

Zimocca sponge, Mediterranean Sea, natural size.

Zimocca sponge, Mediterranean Sea, natural size.

Honey comb sponge, Mediterranean Sea, natural size.

Elephant-ear sponge, Mediterranean Sea, natural size.

Sponge fishing, FL.

Detail of interior structure of shell.

Fish, unidentified.

Terrapins, NC, brood.

Terrapin, 1 hibernated, 1 fed.

Terrapins, adult male and female and brood.

Map of Lake Maxinkuckee, IN, 1900.

Drying otter trawls for shrimp, Fernandina, FL.

Shrimp and marine animals.

Hoisting shrimp net.

Letting trawl boards go, or laying out nets.

Trawl boards or trawl doors.

Two mature sockeye salmon showing contrast in size, the larger weighing 11 lbs, and the smaller 1.25 lbs.

Herring and their spawn, note that the spawn was deposited on branches that fallen into the water.

Shrimp trawler.

Chrysemys Picta.

Aspindonectes Sp.

Graptemys Geographicus.

Emidoidea Blandingii.