Negaprion acutidens

(RÜPPELL, 1837)


Sicklefin lemon shark
Classification: Elasmobranchii Carcharhiniformes Carcharhinidae

Reference of the original description
RÜPPELL, W.P.E.S.E. (1835)
Fische des rothen Meeres. Frankfurt–am–Main. 1–148, Pls. 1–33. [1835:1–28, Pls. 1–7; 1836:29–52, Pls. 8–14; 1837:53–80, Pls. 15–21; 1838:81–148, Pls. 22–33.]

Synonyms / new combinations and misspellings
Aprionodon acutidens, Aprionodon acutidens queenslandicus, Carcharias acutidens, Carcharias munzingeri, Carcharias (Aprion) acutidens, Eulamia odontaspis, Hemigaleops fosteri, Negaprion odontaspis, Negaprion queenslandicus, Odontaspis madagascariensis, Squalus acutidens

Types
Negaprion acutidens
Lectotype: SMF: 2825
Aprionodon acutidens queenslandicus
Holotype: QM: I.6189 Paratype: QM: I.5577 QM: I.5976 QM: I.6117
Eulamia odontaspis
Holotype: ANSP: 34634 (missing);
Hemigaleops fosteri
Holotype: USNM: 152917;


Description :


Citation: Negaprion acutidens (RÜPPELL, 1837): In: Database of modern sharks, rays and chimaeras, www.shark-references.com, World Wide Web electronic publication, Version 03/2017

Please send your images of "Negaprion acutidens" to info@shark-references.com

Negaprion acutidens (RÜPPELL, 1837), © Randall, J.E., www.fish-base.org
Common names
deu \(T\) Zitronenhai, spa Tiburón aletón, spa Tiburón segador, fra \(T\) Requin citron, fra \(T\) Requin citron faucille, fra \(T\) Requin grandes ailes, fra \(T\) Requin limon faucille, eng Broadfin shark, eng Indian lemon shark, eng Indo-Pacific lemon shark, eng Lemon shark, eng Sharptooth lemon shark, eng Sharptooth shark, eng Sicklefin lemon shark, por Cação-pardo, por Limão foiçador

Short Description
A large, stocky, yellowish shark with a broad, blunt snout, narrow, smooth-cusped teeth in both jaws, and equal-sized dorsal fins [536]. Yellowish brown above, paler below [544]. With two nearly equally large dorsal fins (Ref. 37816).

Distribution
Indo-Pacific: Red Sea and South Africa (including Mauritius, Seychelles, Madagascar) to Philippines, north to Viet Nam, south to Australia. Also from Palau, Marshall Islands, and Tahiti. Recorded from Taiwan (Ref. 4868).

Human uses
fisheries: commercial

Biology
Viviparous, placental [733], 1-14 per litter [1388]. Gestation period 10-11 months [536] [2539]. Size at birth about 50 to 70 cm TL [544]; 45-80 cm TL [2539]. Distinct pairing with embrace [17086]. Mating and pupping take place during late spring and early summer (Ref. 37816). Occurs on the continental shelf (Ref. 75154).

Size / Weight / Age
380 cm TL (male/unsexed; (Ref. 5213))

Habitat
reef-associated; brackish; marine; depth range 0 - 92 m [517]

Parasites (arranged by Jürgen Pollerspöck)
Myxosporea
  • Ceratomyxa negaprioni GLEESON & ADLARD, 2011 [13965]

Cestoda
  • Alexandercestus gibsoni RUHNKE & WORKMAN, 2013 [19402]
  • Alexandercestus manteri RUHNKE & WORKMAN, 2013 [19402]
  • Otobothrium sp. [16112]
  • Paragrillotia spratti (CAMPBELL & BEVERIDGE, 1993) [12209]
  • Paraorygmatobothrium arnoldi RUHNKE & THOMPSON, 2006 [16104]
  • Phoreiobothrium perilocrocodilus CAIRA, RICHMOND & SWANSON, 2005 [16205]
  • Platybothrium jondoeorum HEALY, 2003 [7384]
  • Triloculatum andersonorum CAIRA & JENSEN, 2009 [7582]

Isopoda
  • Gnathia albipalpebrata OTA, 2014 [22155]
  • Gnathia dejimagi OTA, 2014 [22155]
  • Gnathia grandilaris COETZEE, SMIT, GRUTTER & DAVIES, 2008 [22155]
  • Gnathia maculosa OTA & HIROSE, 2009 [22155]
  • Gnathia nubila OTA & HIROSE, 2009 [22155]
  • Gnathia rufescens OTA, 2015 [22155]
  • Gnathia trimaculata COETZEE, SMIT, GRUTTER & DAVIES, 2009 [17188] [22155]