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Rhizoprionodon porosus (Poey, 1861)

Caribbean sharpnose shark
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Native range | All suitable habitat | Point map | Year 2050
This map was computer-generated and has not yet been reviewed.
Rhizoprionodon porosus   AquaMaps   Data sources: GBIF OBIS
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Image of Rhizoprionodon porosus (Caribbean sharpnose shark)
Rhizoprionodon porosus
Male picture by Monzini, J.


Cuba country information

Common names: Caribbean Sharpnose Shark, Cazón de ley, Sharpnose shark
Occurrence: native
Salinity: brackish
Abundance: | Ref:
Importance: | Ref:
Aquaculture: | Ref:
Regulations: | Ref:
Uses: no uses
Comments: Also Ref. 244.
National Checklist:
Country Information: https://www.cia.gov/library/publications/resources/the-world-factbook/geos/cu.html
National Fisheries Authority:
Occurrences: Occurrences Point map
Main Ref: Claro, R. and L.R. Parenti, 2001
National Database:

Common names from other countries

Classificatie / Names Lokale namen | Synoniemen | Catalog of Fishes(Genus, Soort(en)) | ITIS | CoL | WoRMS | Cloffa

Elasmobranchii (haaien en roggen) (sharks and rays) > Carcharhiniformes (Ground sharks) > Carcharhinidae (Requiem sharks)
Etymology: Rhizoprionodon: rhiza (Gr.), root; prion (Gr.) saw; odon (Gr.), tooth, referring to teeth with serrated (saw-like) bases, or roots [replacement name for Rhizoprion Ogilby 1915, preoccupied by Rhizoprion Jourdan 1861 in mammals]. (See ETYFish);  porosus: Latin for pored or full of holes, referring to enlarged hyomandibular pores on both sides of head. (See ETYFish).
  More on author: Poey.

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

marien; zoet water; brak water rifbewoner; diepte ? - 500 m (Ref. 244), usually ? - 100 m (Ref. 244).   Tropical; 28°N - 40°S, 88°W - 32°W (Ref. 55194)

Verspreiding Landen | FAO regio's | Ecosystemen | Voorkomen | Point map | Introducties | Faunafri

Western Atlantic: Caribbean, including the Bahamas, south to Uruguay. The separation of this species from Rhizoprionodon terraenovae whether as a distinct species or a representative of a southern subspecies is still uncertain and pending until detailed studies are commenced.

Lengte bij maturiteit / Grootte / Gewicht / Leeftijd

Maturity: Lm 65.0, range 80 - ? cm
Max length : 113 cm TL mannelijk / geslacht onbekend; (Ref. 111958); common length : 75.0 cm TL mannelijk / geslacht onbekend; (Ref. 5217); max. gepubliceerd gewicht: 7.5 kg (Ref. 111958)

Biologie     Verklarende woordenlijst (bv. epibenthic)

Common in bays and estuaries often entering rivers. Also found in offshore waters at depths of about 500 m, generally less than 100 m. Feeds mainly on small bony fishes, including wrasses, but also marine snails, squid and shrimp. Viviparous, with 2 to 6 young in a litter. Size at birth about 31 to 39 cm. Utilized salted or frozen for human consumption and processed into fish meal. Not dangerous (Ref. 9710).

Levenscyclus en paargedrag Maturities | Voortplanting | Spawnings | Egg(s) | Fecundities | Larven

Distinct pairing with embrace (Ref. 205). Viviparous, placental (Ref. 50449).

Hoofdreferentie Upload your references | Referenties | Coördinator : Compagno, Leonard J.V. | Medewerkers

Compagno, L.J.V., 1984. FAO Species Catalogue. Vol. 4. Sharks of the world. An annotated and illustrated catalogue of shark species known to date. Part 2 - Carcharhiniformes. FAO Fish. Synop. 125(4/2):251-655. Rome: FAO. (Ref. 244)

Status op de Rode Lijst van het IUCN (Ref. 130435)

  Kwetsbaar, zie IUCN Rode Lijst (VU) (A2d); Date assessed: 21 June 2019

CITES (Ref. 128078)


CMS (Ref. 116361)

Not Evaluated

Gevaar voor de mens

  Harmless




Gebruik door de mens

Visserij: commercieel
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Estimates based on models

Preferred temperature (Ref. 115969): 17.5 - 27.1, mean 24.2 (based on 80 cells).
Fylogenetische diversiteitsindex (Ref. 82804):  PD50 = 0.5078   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00214 (0.00141 - 0.00323), b=3.09 (2.97 - 3.21), in cm Total Length, based on LWR estimates for this species & Genus-body shape (Ref. 93245).
Trofisch niveau (Ref. 69278):  4.0   ±0.2 se; based on diet studies.
Weerstandsvermogen (Ref. 120179):  Zeer laag, minimale populatieverdubbelingstijd meer dan 14 jaar (Fec=2; K=0.3-0.42).
Fishing Vulnerability (Ref. 59153):  Moderate to high vulnerability (51 of 100).
Prijsklasse (Ref. 80766):   Medium.