Saltcorner
By Bob Goemans
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Dischistodus

Dischistodus melanotus

(Bleeker, 1858)

Blackvent Damselfish

Likely Reef Tank Suitable

Likely Fish-Only Tank Suitable

Range: Indo-West Pacific Ocean: Indonesia to the Solomon Islands, north to the Philippines, and south to Ashmore Reef.

Size: 6 inches (16 cm)

Natural Environment: Inhabits lagoon patch reefs at depths between 3 to 30 feet (1 – 10 m) where it feeds mainly on filamentous algae and somewhat on benthic invertebrates.

General Husbandry: Extremely aggressive, and not normally distributed in the trade. Quite drab, having whitish body with the head capped in brown and the lower jaw area yellow. Males having a large black patch on the belly.

Not purposely collected for the hobby.

Taxonomy:

    Order: Perciformes

    Suborder: Labroidei

    Family: Pomacentridae

    Subfamily: Pomacentrinae

    Genus: Dischistodus

FYI: Shown here for identification only.

May occasionally show up in the trade as an ‘Assorted Damselfish.’

Unsuitable for most home aquariums.

Best left in the wild.

Experience Level: Professional

Temperament: Very aggressive

Diet: Omnivore

Coral Safe: Yes

Invertebrate Safe: With caution

Aquarium Environment: Reef or fish-only aquarium

Tankmates: Very aggressive

Minimum Tank Size: 75 gallons

Temperature Range: 74 - 84°F (23 – 28°C)

 Dischistodus melanotus (Blackvent Damselfish)
Photo © David Cook
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