Underwater Dictionary

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Region: Everywhere Add a region

Description: Place a single hand on forehead/top of head, imitating a shark's dorsal fin.

Is something missing or incorrect about this hand signal?

Please let us know what is wrong so we can update it.

Signals often vary from region to region, especially for wildlife.

Please enter a region or a list of regions where you have seen this signal used. Regions can be individual states or nations, or entire continents.

If you're unsure, just tell us where you have seen it.