Ranina ranina, Spanner crab : fisheries

Ranina ranina   (Linnaeus, 1758)

Spanner crab

Native range | All suitable habitat | Point map | Year 2050
This map was computer-generated and has not yet been reviewed.
Ranina ranina  AquaMaps  Data sources: GBIF OBIS
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Ranina ranina

Classification / Names Κοινά ονόματα | Συνώνυμα | CoL | ITIS | WoRMS

Malacostraca | Decapoda | Raninidae

Environment: milieu / climate zone / εύρος βάθους / distribution range Οικολογία

Υφαλόφιλο(α); εύρος βάθους 1 - 200 m (Αναφ. 343).  Tropical; 35°N - 34°S, 29°E - 139°W

Distribution Χώρες | Περιοχές FAO | Οικοσυστήματα | Παρουσίες | Εισαγωγές

Indo-Pacific: From East Africa, Japan to Australia and Hawaii.

Length at first maturity / Μέγεθος / Weight / Age

Γεννητική Ωρίμανση: Lm 7.2  range ? - 6.19 cm Max length : 17.5 cm CL αρσενικό/απροσδιόριστο; (Αναφ. 343); 12 cm CL (female); μεγ. δημοσιευμένο βάρος: 900.00 g (Αναφ. 343); μεγ. δημοσιευμένο βάρος: 900.00 g

Short description Μορφολογία

Carapace very elongate, much longer than broad; anterior part much broader than narrow, posterior waist-like. Abdomen clearly visible from dorsal view. Chelae greatly outsized in males; chelae and legs laterally flattened, spade-like. Color: orange to red overall.

Βιολογία     Γλωσσάρι (π.χ. epibenthic)

Minimum depth from Ref. 114541. Maximum length (umsexed) from Ref. 85185. Occupies the sublittoral zone (Ref. 77016). Occurs at depths greater than 100 m in open sandy areas (Ref. 343) in which they bury (Ref. 106934). Feeds on a variety of worms and soft shelled mollusks (Ref. 343).

Life cycle and mating behavior Γεννητική Ωρίμανση | Αναπαραγωγή | Γεννοβολία | Eggs | Γονιμότητα | Larvae

Members of the order Decapoda are mostly gonochoric. Mating behavior: Precopulatory courtship ritual is common (through olfactory and tactile cues); usually indirect sperm transfer.

Main reference Αναφορές | Συντονιστής | Συνεργάτες

Ng, P.K.L. 1998 Crabs. p. 1045-1155. In K.E. Carpenter and V.H. Niem (eds) FAO species identification guide for fishery purposes. The living marine resources of the Western Central Pacific. Volume 2. Cephalopods, crustaceans, holothurians and sharks. Rome, FAO. 1998. pp. 687-1396. (Αναφ. 343)

IUCN Red List Status (Αναφ. 130435: Version 2025-1)


CITES status (Αναφ. 108899)

Not Evaluated

CMS (Αναφ. 116361)

Not Evaluated

Threat to humans

Human uses

αλιεία: Εμπορικό(ά)
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Εργαλεία

Περισσότερες πληροφορίες

Τροφική Οικολογία
Οικολογία

Διαδικτυακές πηγές

BHL | BOLD Systems | CISTI | DiscoverLife | FAO(Publication : search) | Fishipedia | GenBank (genome, nucleotide) | GloBI | Gomexsi | Google Books | Google Scholar | Google | PubMed | Δέντρο Ζωής | Wikipedia (Go, αναζήτηση) | Zoological Record

Estimates based on models

Preferred temperature (Ref. 115969): 18.2 - 28.8, mean 27.4 (based on 1084 cells).
Ελαστικότητα (Ref. 69278): Μεσαίο(α), ελάχιστος χρόνος για διπλασιασμό πληθυσμού 1,4 - 4,4 έτη (K=0.12-0.24).
Prior r = 0.93, 95% CL = 0.61 - 1.40, Based on 2 data-limited stock assessments.
Fishing Vulnerability (Αναφ. 71543): Low vulnerability (24 of 100).
Price category (Αναφ. 80766): Unknown.
Nutrients :  Calcium = 109 [35, 184] mg/100g; Iron = 1.59 [1.21, 1.97] mg/100g; Protein = 20.2 [19.2, 21.3] %; Omega3 = 0.285 [0.185, 0.386] g/100g; Selenium = 48.3 [-31.7, 128.3] μg/100g; VitaminA = 0 μg/100g; Zinc = 1.79 [1.17, 2.40] mg/100g (wet weight); based on nutrient studies.