Alex Mustard / Yellowtail tang (Zebrasoma xanthurum) male and female turn belly to belly during spawning to ensure fertilization. Temple, Ras Umm Sid, Sharm El Sheikh, Sinai, Egypt. Red Sea. This action is very fast...

Alex Mustard / Yellowtail tang (Zebrasoma xanthurum) male courting a female prior to spawning at dusk on a coral reef. Temple, Ras Umm Sid, Sharm El Sheikh, Sinai, Egypt. Red Sea.

David Fleetham / California yellowtail (Seriola lalandi dorsalis) Guadalupe Island, Mexico.

David Fleetham / Schooling Brown striped snapper (Xenocys jessiae) and Yellowtail sawtail (Prionurus laticlavius), Galapagos Islands, Ecuador.

Doug Perrine / Barjacks (Caranx ruber), Yellowtail snapper (Ocyurus chrysurus), and Sergeant major damselfish (Abudefduf saxatilis) swimming around wreck of bow gun on C-58 shipwreck off Puerto Morelos, near Cancun,...

Jurgen Freund / Blue and yellow fusiliers (Caesio teres) shoal, Great Barrier Reef, Queensland, Australia.

Jeff Rotman / Yellowtail flounder (Limanda ferruginea) caught in an overflowing dragger fishing net. Stellwagon Bank, New England, USA, Atlantic Ocean, October

Juergen Freund / Yellowtail fusilier (Caesio cuning) being cleaned by a Bluestreak cleaner wrasse (Labroides dimidiatus) Papua New Guinea.

Juergen Freund / Yellowtail coris / Clown wrasse (Coris gaimard) swimming fast, Bali, Indonesia.

Juergen Freund / Schooling Yellowtail fusilier (Caesio cuning) Misool, Raja Ampat, West Papua, Indonesia

Juergen Freund / Clark's anemonefish / Yellowtail clownfish (Amphiprion clarkii) prreing out from anemone tentacles. Misool, Raja Ampat, West Papua, Indonesia.

Pete Oxford / Shoal of Yellowtail Grunts (Anisotremus interruptus) Floreana Island, Galapagos, Equador, Pacific ocean