Orange/Yellow Lined Seahorse, Male

(Hippocampus erectus)

Orangeback Angelfish

(Centropyge acanthops)

Orangeback Angelfish

(Centropyge acanthops)

Orangeback Basslet

(Serranus annularis)

Orangelined Cardinalfish

(Archamia fucata)

Orangespotted Filefish

(Cantherhines pullus)

Orangespotted Goby

(Nes longus)

Orangetail Filefish

(Pervagor melanocephalus)

Orangetail Filefish

(Pervagor aspricaudus)

Orbiculate Cardinalfish

(Sphaeramia orbicularis)

Oriental Butterflyfish

(Chaetodon auripes)

Oriental Flying Gurnard

(Dactyloptena orientalis)

Oriental Maori Wrasse

(Cheilinus orientalis)

Orientalis Sweetlips Grunt

(Plectorhinchus lineatus)

Ornate Leopard Wrasse

(Macropharyngodon ornatus)

Ornate Wrasse

(Halichoeres ornatissimus)

Oval Butterflyfish

(Chaetodon lunulatus)

Oval Chromis

(Chromis ovalis)

Oyster Blenny

(Omobranchus anolius)

Pacific Creolefish

(Paranthias colonus)

Pacific Crown Pufferfish

(Canthigaster axiologus)

Painted Greenling

(Oxylebius pictus)

Pajama Cardinalfish

(Sphaeramia nematoptera)

Pakistan Butterflyfish

(Chaetodon collare)

Pale Barred Coris Wrasse

(Coris dorsomacula)

Pale Lipped Tang

(Acanthurus leucocheilus)

Pale Tail Chromis

(Chromis xanthura)

Palenose Moray Eel

(Echidna nocturna)

Panamanian Green Banded Goby

(Tigrigobius panamensis)

Panamic Barnacle Blenny

(Acanthemblemaria hancocki)