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What We Do
What We Do
Our Team
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Acknowledgements
References
Reef Fish
HK Reef Fish Finder
Most Common Encounters
Alien Species
Dives Sites
Resources
What To Look Out For
Underwater Safety
Marine Resources
FAQs
Other Marine Life
繁體中文
What We Do
What We Do
Our Team
Milestones
Acknowledgements
References
Reef Fish
HK Reef Fish Finder
Most Common Encounters
Alien Species
Dives Sites
Resources
What To Look Out For
Underwater Safety
Marine Resources
FAQs
Other Marine Life
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Most Common Encounters
SEARCH REEF FISH
Mostly observed singly, and occasionally in small groups. Feeds mainly on fishes. When stressed or harassed, may secrete a slimy…
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Barred soapfish
Often recorded singly and in pairs. Juveniles often form small schools. Feeds on algae and small invertebrates.
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Bengal sergeant
Observed singly or in small groups. Mainly feeds on small fishes and crustaceans. Can use long snout to forage on…
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Bluespotted cornetfish
Rarely observed singly, usually in small groups and occasionally in schools with over a hundred similarly-sized individuals. Often in crevices…
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Bronze sweeper
Mostly observed singly or in small groups for initial phase individuals. Locally initial phase individuals observed forming small groups with…
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Bubblefin wrasse
Rarely observed singly, may occur in large groups comprising more than 100 individuals.
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Chinese demoiselle
Wary of divers, juveniles are secretive and hide within coral and reef crevices. Mostly encountered singly. It also lives in…
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Chocolate hind
Adults mostly observed singly on sandy bottoms, whilst juveniles observed in small groups in sheltered waters near reefs or over…
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Common silver-biddy
Initial phase individuals found singly or in small groups, whereas males observed singly. Females and males were once classified as…
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Cutribbon wrasse
Mostly occur singly or in pairs. Courtship behaviour has been observed in Hong Kong waters in April and June. Males…
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Dark cardinalfish
Encountered singly, in pairs or small groups. Juveniles may form schools. Mouth structure in males is different from females. Males…
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Doederlein’s cardinalfish
Mostly encountered singly or in pairs when adults. Juveniles can be in small and loose schools. Not much is known…
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Doublebar cardinalfish
Often observed singly. Feeds on seagrass, algae, worms and small crustaceans. Can be seen sheltering among black corals at night.
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Fan-bellied leatherjacket
Observed singly, in pairs or in groups. Observed on one occasion in Hong Kong to occur in a group of…
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Flower cardinalfish
Generally observed singly, occasionally in small groups feeding in sandy bottoms. Feeds on crustaceans, fish, mollusks and worms. In Vietnam,…
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Freckled goatfish
Can be found buried in sand with only the eyes and small parts of body exposed. Mostly observed singly. Feeds…
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Hong Kong pufferfish
Rarely recorded singly. Often in pairs or small groups. Juveniles associate with drifting seagrass or artificial objects. Males reported to…
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Indo-Pacific sergeant
Mostly observed singly. Viviparous species, offsprings develop inside the body females. In Hong Kong, males become mature from November to…
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Marbled rockfish
Observed singly and occasionally in small groups. Feeds on small crustaceans, benthic invertebrates and fish roe. Able to change sex…
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Moon wrasse
Adults occur singly or in small groups, sometimes even in mixed groups with other butterflyfish species. Feeds on coral polys,…
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Oriental butterflyfish
Observed to occur singly, in pairs or small groups. A curious species, can occasionally be closely approached. Feeds on benthic…
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Painted sweetlips
Occasionally seen swimming in the water column to feed on zooplankton. May occur in larger groups, with more than 100…
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Pearl-spot chromis
Mostly observed singly, occasionally in small groups. Small individuals in group of five or even more. Feeds on crustaceans, foraminiferans…
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Pointed goatfish
Juveniles mostly observed singly, occasionally in small groups. Adults reported to inhabit areas of soft substrata in deeper waters, only…
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Red seabream
Mostly observed in pairs hovering above sandy bottoms. Sieve sand through gills to seek small organisms as food. Able to…
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Red-lined sleeper
Occurs in small groups and mixed with other damselfishes, rarely observed singly. Females reported to attach eggs on substrates such…
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Regal demoiselle
Occurs singly. Feeds on small fishes, crustaceans, worms and snails. In Taiwan, reported to be able to change sex from…
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Rock grouper
Juveniles mostly recorded singly, whereas large individuals can form small groups. Juveniles can also be spotted in mangrove, estuaries, tidepools…
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Russell’s snapper
Often observed singly, resting on sandy bottoms or boulders. Can be easily approached. Not much is known about the species’…
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Spectacled goby
Mostly observed singly, sheltering in crevices, floating seaweed and abandoned glass bottles or cans. Occasionally observed in groups, distributed along…
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Striped poison fang blenny mimic
Mostly found singly, but can also form small group. Feeds on planktons, jellyfishes, fishes, small crustaceans and benthic organisms including…
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Threadsail filefish
Mostly encountered singly, perched on surfaces, sometimes with body in a slightly curved pose. Curious and relatively easy to approach…
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U-mark sandperch
Observed to occur singly. Feeds on small fishes including rabbitfishes.
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Weedy stingfish
Large individuals generally encountered singly or in small groups, whereas juveniles form small groups or schools of more than 100…
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White-spotted spinefoot
Mostly observed singly or in pairs, hovering above sandy bottoms. Small individuals occasionally recorded in groups. Feeds on small crustaceans,…
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Whitebarred goby
Often observed in small groups but can form large group containing up to a hundred individuals. Feeds on crustaceans, molluscs…
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Yellowstripe scad
In Hong Kong, spawning season lasts from April to September, and females deposit 6 – 10 egg batches. Each batch…
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Yellowtail clownfish