Overview

Comprehensive Description

Biology

Adults are found in sheltered seaward coral reefs and lagoons (Ref. 31117), in aggregations within Acropora sp. and Seriatopora histrix (Ref. 41819). Presumably feeding on zooplankton (Ref. 31117). Oviparous, distinct pairing during breeding (Ref. 205). Eggs are demersal and adhere to the substrate (Ref. 205). Males guard and aerate the eggs (Ref. 205).
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Distribution

Western Pacific.
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Western Central Pacific: Bismarck Archipelago and Milne Bay Province of PapuaNew Guinea and Solomon Is.
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Physical Description

Morphology

Dorsal spines (total): 13; Dorsal soft rays (total): 10 - 11; Analspines: 2; Analsoft rays: 10 - 12
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Size

Max. size

3.6 cm SL (male/unsexed; (Ref. 31117))
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Diagnostic Description

Tubed lateral line scales 11-14; brilliant deep blue with lighter blue ocellus-like markings on head and breast, and black spot or blotch at base of posterior dorsal rays (Ref. 31117). Caudal fin emarginate (Ref. 31117).
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Ecology

Habitat

Environment

reef-associated; marine; depth range 3 - 20 m (Ref. 31117), usually 3 - 20 m (Ref. 41819)
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Trophic Strategy

Found in sheltered seaward coral reefs and lagoons (Ref. 31117), in aggregations within Acropora sp. and Seriatopora histrix (Ref. 41819). Presumably feeding on zooplankton (Ref. 31117).
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Life History and Behavior

Life Cycle

Oviparous, distinct pairing during breeding (Ref. 205). Eggs are demersal and adhere to the substrate (Ref. 205). Males guard and aerate the eggs (Ref. 205).
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Conservation

Threats

Not Evaluated
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