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Parapercis johnsoni Ho, 2015

Polynesian sandperch
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drawing shows typical species in Pinguipedidae.

Classification / Names Common names | Synonyms | Catalog of Fishes(genus, species) | ITIS | CoL | WoRMS | Cloffa

Teleostei (teleosts) > Perciformes/Uranoscopoidei (Sand dwellers) > Pinguipedidae (Sandperches)
Etymology: Parapercis: Greek, para = the side of + Greek, perke = perch (Ref. 45335);  johnsoni: Named for Jeffrey W. Johnson of the Queensland Museum..

Environment: milieu / climate zone / depth range / distribution range Ecology

Marine; demersal; depth range 84 - 114 m (Ref. 104177). Tropical

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

South Pacific: French Polynesia, Marquesas Is.

Size / Weight / Age

Maturity: Lm ?  range ? - ? cm
Max length : 10.7 cm SL male/unsexed; (Ref. 104177)

Short description Identification keys | Morphology | Morphometrics

Dorsal spines (total): 5; Dorsal soft rays (total): 21 - 211; Anal spines: 1; Anal soft rays: 17; Vertebrae: 30. This species is distinguished from all its congeners by the following characters: the 4th and 5th dorsal-fin spines about equal in length; D V,21; A I,17; pectoral-fin rays modally 17; pored lateral-line scales modally 52 or 53; median predorsal scales 7 or 8; transverse scale rows modally 4/14; gill rakers on 1st gill arch 13-16; single row of teeth on vomer; no teeth on palatine; 3 pairs of enlarged canines at front of lower jaw; single large pore on front of chin; single row of 6 large pores on free margin of preopercle; upper lobe of caudal fin prolonged. Colouration: dorsal surfaces of the head and body and dorsal fins uniformly brownish with 3-7 irregular black patches on soft dorsal fin (Ref. 104177).

Biology     Glossary (e.g. epibenthic)

Life cycle and mating behavior Maturities | Reproduction | Spawnings | Egg(s) | Fecundities | Larvae

Main reference Upload your references | References | Coordinator : Ho, Hsuan-Ching | Collaborators

Ho, H.-C., 2015. Description of a new species and redescription of two rare species of Parapercis (Perciformes: Pinguipedidae) from the tropical Pacific Ocean. Zootaxa 3999(2):255-271. (Ref. 104177)

IUCN Red List Status (Ref. 130435)

  Not Evaluated 

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

  Harmless





Human uses

FAO - Publication: search | FishSource |

More information

Trophic ecology
Food items
Diet compositions
Food consumptions
Food rations
Predators
Ecology
Ecology
Population dynamics
Growths
Max. ages / sizes
Length-weight rel.
Length-length rel.
Length-frequencies
Mass conversions
Recruitments
Abundances
Life cycle
Reproduction
Maturities
Fecundities
Spawnings
Spawning aggregations
Egg(s)
Egg developments
Larvae
Larval dynamics
Distribution
Countries
FAO areas
Ecosystems
Occurrences
Introductions
BRUVS - Videos
Anatomy
Gill areas
Brains
Otoliths
Physiology
Body compositions
Nutrients
Oxygen consumptions
Swimming type
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Visual pigment(s)
Fish sounds
Diseases / Parasites
Toxicities (LC50s)
Genetics
Genetics
Electrophoreses
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Human related
Aquaculture systems
Aquaculture profiles
Strains
Ciguatera cases
Stamps, coins, misc.
Outreach
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Taxonomy
Common names
Synonyms
Morphology
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References
References

Tools

E-book | Field guide | Length-frequency wizard | Life-history tool | Point map | Classification Tree | Catch-MSY |

Special reports

Check for Aquarium maintenance | Check for Species Fact Sheets | Check for Aquaculture Fact Sheets

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Summary page | Point data | Common names | Photos

Internet sources

AFORO (otoliths) | Aquatic Commons | BHL | Cloffa | BOLDSystems | Websites from users | Check FishWatcher | CISTI | Catalog of Fishes: genus, species | DiscoverLife | ECOTOX | FAO - Publication: search | Faunafri | Fishipedia | Fishtrace | GenBank: genome, nucleotide | GloBI | Google Books | Google Scholar | Google | IGFA World Record | MitoFish | Otolith Atlas of Taiwan Fishes | PubMed | Reef Life Survey | Socotra Atlas | Tree of Life | Wikipedia: Go, Search | World Records Freshwater Fishing | Zoobank | Zoological Record

Estimates based on models

Phylogenetic diversity index (Ref. 82804):  PD50 = No PD50 data   [Uniqueness, from 0.5 = low to 2.0 = high].
Trophic level (Ref. 69278):  3.4   ±0.4 se; based on size and trophs of closest relatives
Resilience (Ref. 120179):  High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref. 59153):  Low vulnerability (10 of 100).