Map of Gedney Pass, Hassler I., hatchery, and traps, AK.

Map of Anan Lagoon and Bay, AK.

Map of Unga Strait, AK.

Map of Karta Bay, AK.

US Revenue Cutter Tahoma at Unalaska before being wrecked.

Removing blubber from finback whale.

Carcass of a large sperm whale with blubber removed.

Wrecks of passenger and fishing vessels in Alaskan waters.

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.