Underwater tape recorders were used to record the number and size of each fish species on a set transect. A conversion table was used to convert estimated length of fish to estimated weight.

Image ID: reef0156, NOAA's Coral Kingdom Collection
Location: Pokai Bay, Oahu
Photo Date: August 1969
Photographer: Dr. James P. McVey, NOAA Sea Grant Program


Category: Coral Reefs/Marine Biologist/Artificial Reef/Diving/

• High Resolution Photo Available