Alex Mustard / Yellowbelly hamlet (Hypoplectrus aberrans) pair spawning at dusk with the fish in the foreground acting as male which may be a Shy/yellowbelly hamlet hybrid, George Town, Grand Cayman, Cayman Islands,...

Alex Mustard / Shy hamlets (Hypoplectrus guttavarius) pair spawning at dusk, George Town, Grand Cayman, Cayman Islands, British West Indies, Caribbean Sea.

Alex Mustard / Butter hamlet (Hypoplectrus unicolor) pair spawning at dusk, George Town, Grand Cayman, Cayman Islands, British West Indies, Caribbean Sea.

Alex Mustard / Butter hamlet (Hypoplectrus unicolor) pair spawning at dusk, George Town, Grand Cayman, Cayman Islands, British West Indies, Caribbean Sea.

Alex Mustard / Indigo hamlets (Hypoplectrus indigo) pair spawning at dusk, George Town, Grand Cayman, Cayman Islands, British West Indies, Caribbean Sea.

Alex Mustard / Barred hamlet (Hypoplectrus puella) pair spawning at dusk (long exposure used to produce blue background) George Town, Grand Cayman, Cayman Islands, British West Indies, Caribbean Sea.

Alex Mustard / Yellowbelly hamlet (Hypoplectrus aberrans) pair spawning at dusk (a long exposure 1/10th produced the blue background) George Town, Grand Cayman, Cayman Islands, British West Indies, Caribbean Sea.

Alex Mustard / Barred hamlet (Hypoplectrus puella) pair spawning at dusk with a diver watching, Georgetown, Grand Cayman, Cayman Islands, British West Indies, Caribbean Sea. Model released

Alex Mustard / Shy hamlet (Hypoplectrus guttavarius) pair spawning at dusk. Hamlets are one of the few vertebrate species that are true hermaphrodites, here the fish in the foreground is acting as a male, but this p...

Pete Oxford / Yellowtail hamlet (Hypoplectrus chlorurus) Bonaire, Netherlands Antilles, Caribbean

Michele Westmorland / Tan Hamlet, a hybrid of Yellowbelly and Shy hamlet(Hypoplectrus sp). St Vincent, West-Indies, Caribbean, May.

Michele Westmorland / Banded coral shrimp (Stenopus hispidus) and Hamlet (Hypoplectrus sp.), St Vincent, West-Indies, Caribbean, May.