Rhynchobatus djiddensis

(Forsskål, 1775)


Giant guitarfish
Classification: Elasmobranchii Rhinopristiformes Rhinidae

Reference of the original description
Niebuhr, C. (1775)
Descriptiones animalium, avium, amphibiorum, piscium, insectorum, vermium / quae in itinere orientali observavit Petrus Forskål. Post mortem auctoris edidit Carsten Niebuhr. Adjuncta est materia medica kahirina atque tabula maris Rubri geographica. Post mortem auctoris edidit Carsten Niebuhr. Hauniae. Descriptiones animalium quae in itinere ad Maris Australis terras per annos 1772 1773 et 1774 suscepto, ...: 1–20 + i–xxxiv + 1–164, map. [Pisces on pp. x–xix and 22–76.

Image of the original description
No image in first description.

Synonyms / new combinations and misspellings
Raia djiddensis, Raja djiddensis, Rhinobatis djeddensis, Rhinobatus djeddensis, Rhinobatus djiddensis, Rhinobatus djidsensis, Rhinobatus dsjiddensis, Rhinobatus maculata, Rhynchobatis djeddensis, Rhynchobatis djiddensis, Rhynchobatus cf. djiddensis, Rhynchobatus djbddensis, Rhynchobatus djeddensis, Rhynchobatus djiddenis, Rhynchobatus djidensis

Types
Rhynchobatus djiddensis
XXXX: No types known;
Rhinobatus maculata
XXXX: No types known;


Description :


Citation: Rhynchobatus djiddensis (Forsskål, 1775): In: Database of modern sharks, rays and chimaeras, www.shark-references.com, World Wide Web electronic publication, Version 03/2024

Please send your images of "Rhynchobatus djiddensis" to info@shark-references.com

Rhynchobatus djiddensis (Forsskål, 1775), caught near Cape Vidal © Bruce Mann, Oceanographic Research Institute (ORI), Durban
Common names
deu \(T\) Geigenrochen, deu \(T\) Riesengeigenrochen, spa Pez cuna manchado, fra \(T\) Poisson paille à pois, fra \(T\) Raie guitare, fra \(T\) Raie à museau en pelle, fra \(T\) Requin raie, fra \(T\) Violon, eng Giant guitarfish, eng Giant sandshark, eng Guitar fish, eng Plough fish, eng Sand shark, eng Sandy, eng Shark-ray, eng Shovel nose, eng Shovelnose, eng Spotted guitarfish, eng White spotted shovelnose guitarfish, eng White spotted shovelnose ray, eng White-spotted guitarfish, eng White-spotted shovelnose, eng White-spotted shovelnose ray, eng White-spotted wedgefish, eng Whitespot giant guitarfish, eng Whitespotted wedgefish

Short Description
A large guitarfish with large black eyespots on the pectoral bases, a distinctive black cross between the eyes, and rows of small white spots on the upper body; snout pointed and lower caudal lobe short [536]. Olive-green above, white below [536]. Mouths small and contain flattened, pavement-like teeth.

Distribution
Western Indian Ocean; South Afric to Oman [20218] Source: www.gbif.org

Human uses
fisheries: commercial; gamefish: yes; aquarium: public aquariums

Biology
Exhibit ovoviparity (aplacental viviparity), with embryos feeding initially on yolk, then receiving additional nourishment from the mother by indirect absorption of uterine fluid enriched with mucus, fat or protein through specialised structures [733]. With 4 young, about 43-60 cm in length (Ref. 37816), born in the summer (Ref. 3919). Inhabits coral reefs (Ref. 58534). Occurs inshore and in shallow estuaries. Feeds on crabs, lobsters, bivalves and small fishes [536].

Size / Weight / Age
TL (max): 310 cm TL; TL (mature): ~150 cm; TL (born): ~60 cm [20218]; max. published weight: 227.0 kg (Ref. 3919)

Habitat
reef-associated; brackish; marine; depth range 2 - 70 m [20218]

Remarks
shark-references Species-ID=6159; CITES: (see: Protected Species for more details) Convention on International Trade in Endangered Speciesof Wild Fauna and Flora annex: II; Council Regulation 2017/160 annex: B

Parasites (arranged by Jürgen Pollerspöck)
Monogenea
  • Neoheterocotyle bychowskyi (Timofeeva, 1981) Chisholm, 1994 [17439]
  • Neoheterocotyle djiddensis (Pillai & Pillai, 1976) Chisholm & Whittington, 1997 [17439]
  • Neoheterocotyle nagibinae (Timofeeva, 1981) Chisholm, 1994 [17439]
  • Neoheterocotyle rhinobatis (Pillai & Pillai, 1976) Chisholm & Whittington, 1997 [17439] [23992]
  • Neoheterocotyle rhynchobatis (Tripathi, 1959) Chisholm, 1994 [17439]

Cestoda
  • Acanthobothrium asrinae Maleki, Malek & Palm, 2015 [22641] [28741]
  • Acanthobothrium bartonae Campbell & Beveridge, 2002 [16128] [28741]
  • Acanthobothrium dujardinii Van Beneden, 1849 [16448]
  • Acanthobothrium elongatum Subhapradha, 1955 [28741]
  • Acanthobothrium fylerae Maleki, Malek & Palm, 2015 [22641] [28741]
  • Acanthobothrium gibsoni Campbell & Beveridge, 2002 [16128] [28741]
  • Acanthobothrium jamesi Maleki, Malek & Palm, 2015 [22641] [28741]
  • Acanthobothrium janineae Maleki, Malek & Palm, 2015 [22641] [28741]
  • Acanthobothrium lasti Campbell & Beveridge, 2002 [16128] [28741]
  • Acanthobothrium rhynchobatidis Subhapradha, 1955 [16175] [16448] [16128]
  • Acanthobothrium rhynchobatidis rotundum Subhapradha, 1955 [16423]
  • Acanthobothrium rotundum Subhapradha, 1955 [28741]
  • Acanthobothrium xiamenensis Yang & Lin, 1994 [16463] [28741]
  • Anthobothrium septatum Subhapradha, 1955 [16423]
  • Anthobothrium veravalensis Shinde, Jadhav & Mohekar, 1981 [16161]
  • Balanobothrium shindei Gupta & Parmar, 1988 [19897]
  • Balanobothrium southwelli Shinde, 1982 [16235]
  • Carpobothrium chiloscyllii Shipley & Hornell, 1906 [16410]
  • Didymorhynchus southwelli Beveridge & Campbell, 1988 [16255] [16112]
  • Dollfusiella michiae (Southwell, 1929) [16252] [16112]
  • Echeneibothrium shindei Bhaware, 1993 [16260]
  • Echinobothrium djeddensis (Pramanik & Manna, 2005) [16372] [19536]
  • Eutetrarhynchus leucomelanus (Shipley & Hornell, 1906) [16112]
  • Halysiorhynchus macrocephalus (Shipley & Hornell, 1906) [23410] [16112]
  • Heteronybelinia nipponica (Yamaguti, 1952) [16112]
  • Heteronybelinia perideraeus (Shipley & Hornell, 1906) [16112]
  • Kotorella pronosoma (Stossich, 1901) [16112]
  • Lecanicephalum sp. [24952]
  • Marsupiobothrium karbharii Deshmukh & Shinde, 1975 [16297]
  • Marsupiobothrium rhynchobati Shinde & Deshmukh, 1980 [16400]
  • Mixonybelinia edwinlintoni (Dollfus, 1960) [17845] [16112]
  • Orectolobicestus chiloscylli (Subhapradha, 1955) Ruhnke, Caira & Carpenter, 2006 [7406]
  • Parachristianella baverstocki Beveridge, 1990 [16252] [16112]
  • Parachristianella indonesiensis Palm, 2004 [15747]
  • Parachristianella monomegacantha Kruse, 1959 [16112]
  • Phyllobothrium foliatum Linton, 1891 [16412] [16410] [16443]
  • Phyllobothrium lintoni (Southwell, 1912) [26667] [16443]
  • Phyllobothrium minimum Subhapradha, 1955 [16423] [16443]
  • Pithophorus tetraglobus (Southwell, 1912) [26667]
  • Polypocephalus alii Shinde & Jadhav, 1981 [16164]
  • Polypocephalus coronatus Subhapradha, 1951 [16424]
  • Polypocephalus djeddensis Jadhav & Shinde, 1989 [16242]
  • Polypocephalus himanshui Pramanik & Manna, 2006 [16376]
  • Polypocephalus katpurensis Shinde & Jadhav, 1981 [16164]
  • Polypocephalus lintoni Subhapradha, 1951 [16424]
  • Polypocephalus rhynchobatidis Subhapradha, 1951 [16424]
  • Polypocephalus singhii Shinde & Jadhav, 1981 [16164]
  • Polypocephalus sp. [24952]
  • Polypocephalus vitellaris Subhapradha, 1951 [16424]
  • Prochristianella clarkeae Beveridge, 1990 [16252] [16112] [15747] [17404]
  • Proemotobothrium linstowi (Southwell, 1912) [16257] [16112] [15747]
  • Rhinebothrium verticillatum (Subhapradha, 1955) [16423]
  • Scyphophyllidium chiloscyllii (Subhapradha, 1955) [16423] [16443]
  • Scyphophyllidium musculosum (Subhapradha, 1955) [16423]
  • Tetrarhynchus rhynchobatidis Shipley & Hornell, 1906 [16112]
  • Trigonolobium spinuliferum (Southwell, 1911) Dollfus, 1929 [17129] [16252] [16112]
  • Tylocephalum elongatum Subhapradha, 1955 [16423] [16377]
  • Tylocephalum hanmantraoi Shinde & Jadhav, 1990 [16157]
  • Tylocephalum minimum Subhapradha, 1955 [16423]
  • Zygorhynchus elongatus Beveridge & Campbell, 1988 [16255] [16112]

Nematoda
  • Echinocephalus overstreeti Deardorff & Ko, 1983 [21500]
  • Mawsonascaris australis (Johnston & Mawson, 1943) [21225] [17029]
  • Mawsonascaris sp. [21225]

Copepoda
Isopoda
  • Gnathia maculosa Ota & Hirose, 2009 [22155]
  • Gnathia teruyukiae Ota, 2011 [22155]
  • Gnathia trimaculata Coetzee, Smit, Grutter & Davies, 2009 [17188] [22155]

Hirudinea
  • Pontobdella macrothela (Schimarda, 1861) [28595]