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Caracanthus unipinna  (Gray, 1831)

Pygmy coral croucher
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Native range | All suitable habitat | Point map | Year 2100
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Caracanthus unipinna   AquaMaps   Data sources: GBIF OBIS
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Image of Caracanthus unipinna (Pygmy coral croucher)
Caracanthus unipinna
Picture by Randall, J.E.


Australia country information

Common names: Coral croucher
Occurrence: native
Salinity: marine
Abundance: | Ref:
Importance: | Ref:
Aquaculture: | Ref:
Regulations: | Ref:
Uses: no uses
Comments: Known from the Great Barrier Reef (Ref. 2334). Reported from the Territory of Ashmore and Cartier Islands (Ref. 75154); Queensland and Northwest Shelf (Ref. 90102). Also Ref. 33390.
National Checklist:
Country Information: https://www.cia.gov/library/publications/resources/the-world-factbook/geos/as.html
National Fisheries Authority:
Occurrences: Occurrences Point map
Main Ref: Hoese, D.F., D.J. Bray, J.R. Paxton and G.R. Allen, 2006
National Database:

Classification / Names

Actinopterygii (ray-finned fishes) > Scorpaeniformes (Scorpionfishes and flatheads) > Scorpaenidae (Scorpionfishes or rockfishes) > Caracanthinae
Common names | Synonyms | Catalog of Fishes (gen., sp.) | ITIS | CoL

Common names from other countries

Main reference

Size / Weight / Age

Max length : 5.0 cm TL male/unsexed; (Ref. 2334)

Environment

Marine; reef-associated; depth range 1 - 15 m (Ref. 86942)

Climate / Range

Tropical; 32°N - 24°S

Distribution

Indo-Pacific: East Africa to the Tuamoto Islands, north to southern Japan and the Ogasawara Islands, south to the Great Barrier Reef.
Countries | FAO areas | Ecosystems | Occurrences | Introductions

Short description

Dorsal spines (total): 7 - 8; Dorsal soft rays (total): 12-13; Anal spines: 2; Anal soft rays: 11 - 12. Uniformly dark species that has smaller, but longer tubercles than C. maculatus and lacks a notch in the dorsal fin.

Biology     Glossary (e.g. epibenthic)

Found among branches of Stylophora mordax and certain Acropora corals (Ref. 9710). It never ventures outside the confines of the coral head where it swims between the branches foraging for other coral-dwelling types (Ref. 275). Anterolateral glandular groove with venom gland; at least in dorsal-fin spines (Ref. 57406).

IUCN Red List Status (Ref. 115185)

Threat to humans

  Venomous (Ref. 57406)



Human uses

More information

Common names
Synonyms
Metabolism
Predators
Ecotoxicology
Reproduction
Maturity
Spawning
Fecundity
Eggs
Egg development
Age/Size
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Length-weight
Length-length
Length-frequencies
Morphometrics
Morphology
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Larval dynamics
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References
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Aquaculture profile
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Internet sources

BHL | Check for other websites | Check FishWatcher | CISTI | DiscoverLife | ECOTOX | FAO(Publication : search) | GenBank(genome, nucleotide) | GOBASE | Google Books | Google Scholar | Google | IGFA World Record | iSpecies | National databases | PubMed | Scirus | SeaLifeBase | Tree of Life | uBio | uBio RSS | Wikipedia(Go, Search) | World Records Freshwater Fishing | Zoological Record | Fishtrace

Estimates of some properties based on models

Phylogenetic diversity index (Ref. 82805)
PD50 = 0.5625 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Trophic Level (Ref. 69278)
3.6   ±0.59 se; Based on food items.

Resilience (Ref. 69278)
High, minimum population doubling time less than 15 months ()

Vulnerability (Ref. 59153)
Low vulnerability (14 of 100)
Price category (Ref. 80766)
Unknown