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Actinopterygii (ray-finned fishes) > Syngnathiformes (Pipefishes and seahorses) > Syngnathidae (Pipefishes and seahorses) > Hippocampinae
Etymology: Hippocampus: Greek, ippos = horse + Greek,kampe = curvature (Ref. 45335); waleananus: Named for its type and only confirmed locality Walea Island, Sulawesi, Indonesia, where this species occurs and the Latin nanus for "dwarf".

Issue
This species is a synonym of Hippocampus satomiae Lourie & Kuiter, 2008 according to Lourie et al., 2016 (Ref. 115213). This species record will be removed.

Environment / Climate / Range Ecology

Marine; benthopelagic; non-migratory, usually 5 - 20 m (Ref. 80667). Tropical, preferred ?

Distribution Countries | FAO areas | Ecosystems | Occurrences | Point map | Introductions | Faunafri

Asia: Indonesia. Known only from the Togean Islands in Tomini Bay, central Sulawesi (Ref. 80667).

Size / Weight / Age

Maturity: L_m ? range ? - ? cm
Max length : 1.8 cm SL male/unsexed; (Ref. 80667)

Short description Morphology | Morphometrics

Dorsal soft rays (total): 12. Extremely small (height 16.8mm, standard length 17.8mm); 12 trunks rings; tail elongate with 32 tail rings; 12 dorsal fin rays; 9 pectoral fin rays; anal fin absent (at least in one sex); eggs apparently brooded within trunk; medium length snout that lacks a bulbous tip; raised, angular coronet; fused gill openings on midline behind coronet supported by raised cleithral girdle; enlarged knob-like structures on head and trunk; paired laterally directed knob-like structures each with short fleshy filament on superior trunk ridge of the fifth trunk ring; last 28 tail rings each with small paired knobs on inferior tail ridge, fifth, ninth and twelfth tail rings with bilaterally paired enlarged knob-like structures on superior tail ridges; pale pinkish to yellowish with red to brown blotches, radiating bands from eye; body protuberances white, appearing as white spots (Ref. 80667).

Occurs on Nepthea soft coral in 5-20 m (Ref 90102).

Life cycle and mating behavior Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae

Male carries the eggs in a brood pouch (Ref. 205).

Main reference Upload your references | References | Coordinator | Collaborators

Gomon, M.F. and R.H. Kuiter, 2009. Two new pygmy seahorses (Teleostei: Syngnathidae: Hippocampus) from the Indo-West Pacific. Aqua Int. J. Ichthyol. 15(1):37-44. (Ref. 80667)

IUCN Red List Status (Ref. 115185)

Not Evaluated

CITES (Ref. 94142)

Appendix II:
International trade monitored

Threat to humans

Harmless

Human uses

FAO(Publication : search) | FisheriesWiki |

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Internet sources

Hippocampus waleananus Gomon & Kuiter, 2009