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Acestrorhynchus falcatus (Bloch, 1794)

Description

Dorsal spines (total): 2; Dorsal soft rays (total): 9; Anal spines: 3 - 5; Anal soft rays: 21 - 27. Possesses a humeral spot shaped as an oval or inverted teardrop, occupying not less than a quarter of the height of the body; caudal peduncle with a black spot covering between one third and almost the totality of its depth (Ref. 52916).

Common Names

  • Grand dent-chien , Creole, French , French Guiana
  • Dagu fisi , Djuka (Boni (Aluku)) , French Guiana
  • Moingué , Djuka (Boni (Aluku)) , French Guiana
  • Dagou fichi , Djuka (Boni) , French Guiana
  • Moinge , Djuka (Boni) , French Guiana
  • Vaanijatetra , Finnish , Finland
  • Payala , Galibi , French Guiana
  • 鐮狀狼牙脂鯉 , Mandarin Chinese , China
  • 镰状狼牙脂鲤 , Mandarin Chinese , China
  • Aikan , Oyampi , French Guiana
  • Aikane , Oyampi (Wayapi) , French Guiana
  • Wayabra , Palicur (Palikur) , French Guiana
  • Cachorinho , Portuguese , Brazil
  • Ueua , Portuguese , Brazil
  • Cachorrinho , Portuguese (Latin) , Brazil
  • Dentudo , Portuguese (Latin) , Brazil
  • Dentudo dourado , Portuguese (Latin) , Brazil
  • Peixe cachorro , Portuguese (Latin) , Brazil
  • Icanga , Portuguese (Tupi) , Brazil
  • Matrinchã , Portuguese (Tupi) , Brazil
  • Piau cachorro , Portuguese (Tupi) , Brazil
  • Saicanga , Portuguese (Tupi) , Brazil
  • Trinchã , Portuguese (Tupi) , Brazil
  • Pirapuco , Portuguese (Tupi-guarani) , Brazil
  • Dagoe fisi , Saramaccan , French Guiana
  • Sadoe , Saramaccan , French Guiana
  • Zadoe , Saramaccan , French Guiana
  • Dentudo dorado , Spanish , Uruguay
  • Dientón , Spanish , Ecuador
  • Halataway , Wayana , French Guiana
  • Halataweé , Wayana , French Guiana

    • Taxonomic Hierarchy

    Kingdom: Animalia

    Phylum: Chordata

    Class: Teleostei

    Order: Characiformes

    Family: Acestrorhynchidae

    Genus: Acestrorhynchus

    Species: Acestrorhynchus falcatus (Bloch, 1794)

    Climate Zone

  • Tropical

    • Location

  • South America: Amazon and Orinoco River basins and rivers of Guyana, Suriname and French Guiana.

    • Biology

    Attains a length of around 20 cm. As indicated by its dentition and body form, it is a formidable predator which feeds exclusively on fish. A ubiquitous species, but frequently found throughout the length of waters with moderate flow. Reproduction begins with the onset of the rainy season (Ref. 12225).

    Habitat

    benthopelagic