Specimens taken at the surface with nightlight and dipnet. May also be found on shallow mudflats with sparse seagrasses. Ovoviviparous . The male carries the eggs in a brood pouch which is found under the tail . Found in association with Briareum soft corals (Ref 90102).
Dorsal soft rays (total): 17 - 20. Holotype from 'reef', a brooding male lacks dorsal and pectoral fins, while those fins present in its pouch-larvae. Planktonic specimens at similar size of adults have dorsal fin and pectoral fins. The female looks much like female Acentronura, but have a moderately large caudal fin. The pouch of the male holotype is sac-like, also similar to Acentronura . : eel-like; Cross section: circular.
Behavioural data for Briarium pipefish is currently being reviewed.
Male carries the eggs in a brood pouch .
Marine; demersal; depth range 3 - 10 m . Tropical Central Pacific: Indonesia, the Philippines and Papua New Guinea.
The following diseases are known to affect Briarium pipefish.
Occurrence records from the Global Biodiversity Information Facility (GBIF) - 2 records indexed .
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