dorsal fin
- n unpaired median fin on the backs of fishes and some other aquatic vertebrates that help to maintain balance
dorsal fin :
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- Recycled salmon give Rogue anglers a 2nd chance
TRAIL, Ore. (AP) — Ada Carnes is about to deliver yet another adult, hatchery, spring chinook salmon to a happy Rogue River angler, but first she puts a bow of sorts on top. The Cole Rivers Hatchery technician affixes a small piece of gray, spaghetti-like plastic known as a floy tag to the fish's dorsal fin. The tag announces the salmon's status as a recycled hatchery fish — one that already ...
June 15, 2013 - The Wenatchee World - Shark sighting shuts down Cape Cod beach as summer heats up
Maybe this shark was just looking for some chums.A Massachusetts beach was shut down for an hour over the weekend after the dorsal fin of a great white shark was reported off the Cape Cod shore -- an early reminder that the tourist haven is becoming a feeding ground for the sea's most fearsome predator.A lifeguard on Nauset Beach spotted the shark’s tell-tale fin about 150 yards from shore on ...
June 11, 2013 - MSNBC - Shark Sightings Rattle Nerves on Cape
A lifeguard spotted a dorsal fin in the water, dangerously close to shore.
June 10, 2013 - ABC News