Saltcorner
By Bob Goemans
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Hypoplectrus

Hypoplectrus gemma

(Goode & Bean, 1882)

Blue Hamlet

Likely Reef Tank Suitable

Likely Fish-Only Tank Suitable

Range: Western Central Atlantic Ocean: Florida to Mexico.

Size: 5 inches (12 cm)

Natural Environment: Inhabits the deep areas of coral rich reefs and usually found at depths between 10 to about 40 feet (3 – 12 m) where it feeds mainly on crustaceans and smaller fishes.

General Husbandry: Common in the trade, attractive and quite hardy. Has a blue body with a black edged tail.

Best maintained in aquaria having rock caves and crevices, as those in this genus are somewhat shy and prefer places to take shelter when feeling the need. Tankmates should be large enough not to be eaten and peaceful.

As to diet, will eat most regular aquarium foods, e.g., live fortified brine shrimp and/or finely chopped various frozen or fresh meaty foods such as mysis, squid, fish flesh, shrimp, clam, etc., and should be offered once or twice daily.

Taxonomy:

    Order: Perciformes

    Suborder: Percoidei

    Family: Serranidae

    Subfamily: Serraninae

    Genus: Hypoplectrus

FYI: One per aquarium.

Will eat ornamental shrimp.

Experience Level: Beginner

Temperament: Peaceful

Diet: Carnivore

Coral Safe: Yes

Fish Safe: With caution

Invertebrate Safe: With caution

Acclimation Time: 30 minutes+

Aquarium Environment: Reef or fish-only aquarium

Tankmates: Peaceful

Minimum Tank Size: 30 gallons

Temperature Range: 72 - 80°F (22 – 27°C)

Specific Gravity: 1.020 - 1.026

pH: 8.0 - 8.5

 Hypoplectrus gemma (Blue Hamlet)
Photo © Bob Fenner
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