Copper hooks approximately 8-12 inches in length in a cavity in the coral.
From ship wreck of a whaling vessel on Pearl and Hermes Reef.
Image ID: reef3700, NOAA's Coral Kingdom Collection
Location: Hawaii, Northwest Hawaiian Islands
Photo Date: 2004 October
Photographer: Dr. Dwayne Meadows, NOAA/NMFS/OPR
Category: Coral Reefs/Shipwreck/Maritime Heritage/
• High Resolution Photo Available