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Platyrhina sinensis  (Bloch & Schneider, 1801)

Fanray
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Platyrhina sinensis   AquaMaps   Data sources: GBIF OBIS
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Platyrhina sinensis
Picture by Zhang, J.

Classification / Names Common names | Synonyms | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa

Elasmobranchii (sharks and rays) > Rajiformes (Skates and rays) > Rhinobatidae (Guitarfishes) > Platyrhininae
Etymology: Platyrhina: Greek, platys = flat + Greek, rhinos = nose. It is the same voice used for the Mammalian division made in Primates (Ref. 45335).

Environment / Climate / Range Ecology

Marine; demersal; oceanodromous (Ref. 51243).   Subtropical; 26°N - 15°N, 105°E - 121°E

Size / Weight / Age

Maturity: Lm ?  range ? - ? cm
Max length : 68.0 cm TL male/unsexed; (Ref. 9903); common length : 50.0 cm TL male/unsexed; (Ref. 637)

Short description Morphology | Morphometrics

This species is distinguished from its congeners in having the following set of characters: two rows of thorns (strongly hooked and gradually becoming somewhat embedded toward first dorsal fin origin) on mid-dorsum of tail; no thorns at the anterior part of scapular region; thorns on the orbital, nape and scapular regions not encircled by light yellow or white pigment; dorsal surface covered with minute dermal denticles of uniform size and shape, no obvious larger dermal denticles (smooth to touch) (Ref. 86259).

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

Northwest Pacific: Chinese coast of Taiwan Strait and in the South China Sea to northern Vietnamese waters; not confirmed from Japanese, South Korean or Taiwanese waters (likely to occur in Taiwan).

Biology     Glossary (e.g. epibenthic)

Found inshore (Ref. 9903), above 60 m on rock or rocky sand bottoms (Ref. 11230). Ovoviviparous (Ref. 50449). Biology little known (Ref. 9903).

Main reference Upload your references | References | Coordinator : McEachran, John | Collaborators

Compagno, L.J.V. and P.R. Last, 1999. Platyrhinidae. Thornback rays. p. 1431-1432. In K.E. Carpenter and V.H. Niem (eds.) FAO identification guide for fishery purposes. The living marine resources of the Western Central Pacific. Rome, FAO.

IUCN Red List Status (Ref. 90363)

  Vulnerable (VU) (A4bcd)

CITES (Ref. 94142)

Not Evaluated

Threat to humans

  Harmless (Ref. 9903)




Human uses

FAO(Publication : search) | FisheriesWiki | Sea Around Us

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Estimates of some properties based on empirical models

Phylogenetic diversity index (Ref. 82805):  PD50 = 0.6250   [Uniqueness, from 0.5 = low to 2.0 = high].
Trophic Level (Ref. 69278):  3.5   ±0.37 se; Based on food items.
Resilience (Ref. 69278):  Low, minimum population doubling time 4.5 - 14 years (Fec assumed to be <100).
Vulnerability (Ref. 59153):  Moderate to high vulnerability (47 of 100) .
Price category (Ref. 80766):   Medium.