Hippocampus zosterae Jordan & Gilbert, 1882

Dwarf seahorse

Catalog of Fishes (gen., sp.) | ITIS | CoL

Classification	Actinopterygii \| Syngnathiformes \| Syngnathidae \| Hippocampinae
Synonyms	Hippocampus regulus, Hippocampus rosamondae, ... more
Common names	Caballito enano, Caballito oliváceo, 小海马, ... more

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Image of Hippocampus zosterae (Dwarf seahorse)

Picture by Lourie, S.A.

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Main reference

Lourie, S.A., A.C.J. Vincent and H.J. Hall. 1999. (Ref. 30915)
Other references | Biblio | Coordinator | Collaborators

Size / Weight / Age

Max length : 5.0 cm TL male/unsexed; (Ref. 7251); max. reported age: 1 years (Ref. 12238)

Environment

Demersal; non-migratory; marine; depth range ? - 2 m (Ref. 52034)

Climate / Range

Subtropical

Western Atlantic: Bermuda, southern Florida (USA), Bahamas and the entire Gulf of Mexico. International trade is monitored through a licensing system (CITES II, since 5.15.04).
Countries | FAO areas | Ecosystems | Occurrences | Introductions

Short description

Dorsal spines (total): 0; Dorsal soft rays (total): 12. Description: (based on 31 specimens): Adult height: 2-2.5cm. Rings: 9-10+31-32. Snout length: 4.2-4.3 in head length. Dorsal fin rays: 12 covering 2+0 rings. Pectoral fin rays: 11-12. Coronet: high, columnar or knob-like, without spines or projections. Spines: low or knob-like. Other distinctive characters: short snout <1/3 head length; skin often covered in tiny warts. Color pattern: beige, yellow, green, black; mottling variable (distinct to absent); may have white markings like splashes of paint; some specimens with dark spots.

Shallow grass flats, especially in association with Zostera and other seagrass; periodically found in floating vegetation. Diurnal, males more site faithful than females. Ovoviviparous (Ref. 205). The male carries the eggs in a brood pouch which is found under the tail (Ref. 205). Specimens lose their skin filaments in aquaria (Ref. 30915). Has been reared in captivity (Ref. 35420).


IUCN Red List Status (Ref. 57073)	Threat to humans
Data deficient (DD)	Harmless

Human uses
Fisheries: minor commercial


More information
Countries FAO areas Ecosystems Occurrences Introductions Ecology Diet Food items Food consumption Ration	Common names Synonyms Metabolism Predators Ecotoxicology Reproduction Maturity Spawning Eggs Egg development	Age/Size Growth Length-weight Length-length Length-frequencies Morphometrics Morphology Larvae Larval dynamics Recruitment	Other references Biblio Aquaculture Aquaculture profile Strains Genetics Allele frequencies Heritability Diseases Processing	Collaborators Pictures Stamps Sounds Ciguatera Speed Swim. type Gill area Otoliths Brains Vision

Tools
Biogeographic modelling \| E-book \| Field guide \| Identification keys \| Length-frequency wizard \| Life-history tool \| Point map

Special reports
Check for Aquarium maintenance \| Check for Species Fact Sheets \| Check for Aquaculture Fact Sheets

Download XML
Summary page \| Point data \| Common names \| Photos

Internet sources

Estimation of some characteristics with mathematical models

Resilience (Ref. 69278)

Medium, minimum population doubling time 1.4 - 4.4 years (tm=0.4; tmax=1; assuming Fec=100 (approx. 3 generations/year))


Vulnerability (Ref. 59153)	Price category (Ref. 80766)
Moderate vulnerability (37 of 100)	Not marketed/unknown

Entered by Froese, Rainer

Modified by Luna, Susan M.

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