No. 2. Lacing in progress.

No. 4. Twenty fathoms of net are complete and ready to be stacked.

No. 3. Cork line and leadline are attached to top and bottom of net.

No. 5. As each 120 foot section of net is finished, the power block pulls up the next section to be laced together.

No. 6. Net crew in action.

Tuna fishing - live bait fishing for skipjack aboard the Hawaiian sampan "Buccaneer". Sprays of water directed astern and on the quarter ruffle the surface of the water and increase the catch.

Tuna vessel with prototype purse seine net.

Tuna fishing on the trade wind BCF 206

Fishing for tuna in Central Pacific Ocean near Hawaii

Big tunas like this one are often landed on two poles in the Hawaiian tuna fishery

Frozen tuna awaiting processing

Frozen tuna awaiting processing

Frozen tuna awaiting processing

Cases of canned tuna at Columbia River Packers Association warehouse

Cases of canned tuna at Columbia River Packers Association warehouse.

Frozen tuna awaiting processing

Fresh water paddlefish (Polyodon spathula) 45.5 inches in length, 15 pounds.

Fresh water paddlefish (Polyodon spathula) 45.5 inches in length, 15 pounds.

Paper nautilus caught off Virginia Key. 5-inches in diameter.

Paper nautilus caught off Virginia Key. 5-inches in diameter.

Red parrotfish (Sparisoma abildgaardi)

White-banded parrotfish

Parrotfish

Red parrotfish (Sparisoma abildgaardi)

Pearl cameo shell - Sardonyx helmet shell with a portrait of Columbus.

Yellow perch on deck.

A large catch of Pacific Ocean perch made during exploratory trawling off Oregon coast. Catch is alongside of USFWS Ship JOHN N. COBB.

A large catch of Pacific Ocean perch made during exploratory trawling off Oregon coast. Catch is alongside of USFWS Ship JOHN N. COBB.

A floater of Pacific Ocean perch alongside the USFWS ship JOHN N. COBB. This catch, about 8,000 pounds, was taken off Central Oregon during deep-water trawl operations.

Young ocean perch collected with a mid-water trawl in the Gulf of Maine for a study of the growth characteristics of the species. Fish in left column collected in the first week in August. The fish in the right column were collected in the middle of September.

Yellow perch (Perca americana) drawn by H. L. Todd. A fresh water species.

Perry PC 8 submarine being deployed

John McHone of Old Dominion University, Institute of Oceanography, at observation bubble of Perry Submarine PC 8.

Retrieving Perry PC 8 submersible.

Perry PC 8 submersible underwater.

Non-described area studies for project out of Boothbay Harbor Laboratory. Possibly dive locations.

U.S Forest Service, Alaska Department of Fish and Game, and Bureau of Commercial Fisheries personnel assembled at Skowl Arm for aerial spraying experiment in connection with pesticide studies.

National pesticide monitoring sites.

Plankton sampling device developed for use in an estuary's peripheral marshes. Estuaries provide critical primary nursery areas for small fish and

Pigfish (Pomodasyss fulvomaculatus)

Northern pike (Ecox lucius). Drawing by G. T. Sundstrum.

Wall-eyed pike (Stizostedion vitreum). This is a fresh water fish ranging from Alaska to Labrador and lives in streams and lakes.

Porpoises captured in tuna seine net. Such occurrences led to the development of nets designed to allow the escape of these marine mammals which were caught incidentally to tuna fishing.

School of porpoise in the tropical East Pacific Ocean.

Plankton net recovery on board USC&GS OCEANOGRAPHER during its 1967 global expedition.

Scientists from sixteen countries participated on various legs of the 1967 scientific global expedition of the USC&GS OCEANOGRAPHER. L-R: Mr. Juanito Fernandez of the Philippine Bureau of Mines; Dr. Philip Kyan Myint, Burma; and Dr. Gatot Rahardjo, Institute of Marine Science of Indonesia. They are examing in the haul taken by a plankton net.

Plankton net recovery on board USC&GS OCEANOGRAPHER during its 1967 global expedition.

Mr. Juanito Fernandez of the Philippine Bureau of Mines (on left) observes deployment of Hardy automatic plankton sampler on board the USC&GS OCEANOGRAPHER during its around the world maiden voyage.

Dr. Eric Hagmeier of Kiel University recovering plankton net on board US Coast Guard Cutter CASCO during EQUALANT II.

Vertical sampling plankton net being deployed.