Eyewall of Hurricane Katrina as it was making landfall on the Louisiana coast.

Eyewall of Hurricane Katrina as it was making landfall on the Louisiana coast.

Eyewall of Hurricane Katrina as it was making landfall on the Louisiana coast.

Eyewall of Hurricane Katrina as it was making landfall on the Louisiana coast.

Eyewall of Hurricane Katrina as it was making landfall on the Louisiana coast.

Eyewall of Hurricane Katrina as it was making landfall on the Louisiana coast.

Eyewall of Hurricane Katrina as it was making landfall on the Louisiana coast.

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Description not available.

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Lieutenant Don Winter departing NOAA Ship SURVEYOR with Captain Karl Jeffers of SURVEYOR on reconnaissance mission in leased Bell 206.

Lieutenant Budd Christman flying leased Bell 206 in Bering Sea.

Lieutenant Budd Christman flying leased Bell 206 in Bering Sea coming in for landing on SURVEYOR.

Lieutenant Budd Christman flying leased Bell 206 in Bering Sea returning to ship with seal carcass for dissection.

Lieutenant Terry Laydon flying Bell 206 during Icy Bay current studies. Mt. St. Elias in background.

Lieutenant Bill Harrigan flying Bell 206 during Icy Bay current studies.

Lieutenant Terry Laydon leased Bell 206 during OCSEAP seal studies in Bering Sea

Leased Bell 206 set down on ice for seal tagging. NOAA Ship SURVEYOR in the distance.

Bell UH-1H N56RF at Cape Douglas sling-loading camp equipment for shore camp.

Commander F. D. Moran flying Bell UH-1H picking up camp site equipment off SURVEYOR. Augustine Volcano in background.

Bell UH-1H N56RF at Cape Douglas sling-loading camp equipment for shore camp.

Upper helicopter Bell 206 Jet Ranger; lower helicopter Bell UH-1H Huey at Cape Douglas.

Leased Bell 206 flying in support of seal studies in Bering Sea.

Bell UH-1M supporting OCSEAP scientific studies north of Prudhoe Bay.

Bell UH-1M supporting scientific studies.

Bell UH-1M supporting petrologic studies by University of Alaska for OCSEAP.

Bell UH-1M landing on SURVEYOR in Bristol Bay near Dillingham.

Bell UH-1M supporting scientific studies.

Bell UH-1M supporting through-ice current studies north of Prudhoe Bay for OCSEAP.

Bell UH-1M supporting through-ice CTD studies for OCSEAP. West of Point Barrow.

Leased Bell 206 on Redoubt Volcano during seismic observation surveys by University of Alaska for OCSEAP.

Bell UH-1M supporting seismic surveys on the Alaska Peninsula.

Bell UH-1M N57RF supporting scientific party. Helicopter pilot Budd Christman took time out to collect glass Japanese fishing floats on beach.

Bell UH-1M ready to load recruited reindeer for Santa's sleigh. Just kidding! Caribou passing by helicopter supporting bird observation camp on North Slope.

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Camp for conducting seal studies north of Prudhoe Bay.

Sea ice piling up on Reindeer Island in Prudhoe Bay area.

Ice studies west of Sledge Island just west of Norton Sound.

Ice studies on barrier island offshore of Seward Peninsula.

Ice studies on barrier island offshore of Seward Peninsula.

Inspecting crashed plane west northwest of Nome.

Ice studies in Seward Peninsula area.

Helicopter sitting on sea ice at Ukivok, on King Island.

Inspecting pressure ridge in northern Bering Sea.

Sea ice studies in southern Chukchi Sea.

Helicopter support of seismic monitoring stations in the Katmai National Park area.