Oblique Dottyback, Male

(Cypho purpurascens)

Ocellaris Clownfish

(Amphiprion ocellaris)

Ocellaris Clownfish, Pair

(Amphiprion ocellaris)

Ocellate Damselfish

(Pomacentrus vaiuli)

Ochre Striped Cardinalfish

(Ostorhinchus compressus)

Olive Anthias

(Pseudanthias olivaceus)

One Striped Fang Blenny

(Meiacanthus ditrema)

Orange Body Filefish

(Pervagor melanocephalus)

Orange Breast Multicolor Angelfish

(Centropyge multicolor)

Orange Shoulder Tang, Adult

(Acanthurus olivaceus)

Orange Shoulder Tang, Juvenile

(Acanthurus olivaceus)

Orange Shoulder Tang, Sub Adult

(Acanthurus olivaceus)

Orange Skunk Clownfish

(Amphiprion sandaracinos)

Orange Socket Tang

(Acanthurus auranticavus)

Orange Spot Filefish

(Oxymonacanthus longirostris)

Orange Spotted Dottyback

(Pseudochromis marshallensis)

Orange Stripe Bristletooth Tang

(Ctenochaetus cf striatus)

Orange Striped Goby

(Amblygobius decussatus)

Orangeback Angelfish

(Centropyge acanthops)

Orangelined Cardinalfish

(Archamia fucata)

Orangetail Filefish

(Pervagor melanocephalus)

Orangetail Filefish

(Pervagor aspricaudus)

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)

Pacific Crown Pufferfish

(Canthigaster axiologus)