NEW RECORD OF THE BLUNTNOSE SIXGILL SHARK, Hexanchus griseus (CHONDRICHTHYES, HEXANCHIDAE) IN THE SOUTH WEST ATLANTIC OCEAN

Novo registro do tubarão-de-seis-guelras, Hexanchus griseus (Chondrichthyes, Hexanchidae) no oceano Atlântico sudoeste

Autores/as

  • Juan M. Cuevas Wildlife Conservation Society, CABA, Buenos Aires, Argentina. Facultad de Ciencias Naturales y Museo. Universidad Nacional de La Plata. La Plata, Buenos Aires, Argentina
  • Sebastián Gómez Facultad de Ciencias Naturales y Museo. Universidad Nacional de La Plata. La Plata, Buenos Aires, Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas, CABA, Buenos
  • Cecilia Palacio Wildlife Conservation Society, CABA, Buenos Aires, Argentina
  • Mirta L. García Facultad de Ciencias Naturales y Museo. Universidad Nacional de La Plata. La Plata, Buenos Aires, Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas, CABA, Buenos

DOI:

https://doi.org/10.32360/acmar.v56i1.82839

Resumen

A new record of Hexanchus griseus is reported for the coast of Argentina in Patagonia (45° 36´32.73´´S - 67° 16´ 33.68 W) at a depth of 19 m and with water temperature at 15.4°C. The specimen was a female captured, tagged and released inside a Marine Protected Area by local recreational fishermen as part of a national citizen science project. The specimen was a juvenile of 284.1 cm total length and it also constitutes the first tagged individual in the Southwest Atlantic Ocean for this species.

Keywords: Hexanchus griseus, sixgill shark, Argentina, recreational fishery, citizen science, tagging, juvenile.

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Publicado

2023-07-14

Número

Sección

Notas Científicas