March 15th, 2020

Non‐lethal assessment of reproductive stage for female blue sharks

Non‐lethal assessment of reproductive stage for female blue sharks

Non‐lethal assessment of reproductive stage for female blue sharks Prionace glauca using sex steroid hormones Y. Fujinami, Y. Semba ABSTRACT: We analysed plasma concentrations of progesterone (P4) and 17β‐oestradiol (E2) in juvenile, pre‐ovulatory, early, mid‐, or late‐pregnancy stages of female blue sharks Prionace glauca. Concentrations of P4 were significantly higher in pregnant than in non‐pregnant

Trends in Chondrichthyan Research

Trends in Chondrichthyan Research

Trends in Chondrichthyan Research: An Analysis of Three Decades of Conference Abstracts D. S. Shiffman, M. J. Ajemian, J. C. Carrier, T. S. Daly-Engel, M. M. Davis, N. K. Dulvy, R. D. Grubbs, N. A. Hinojosa, J. Imhoff, M. A. Kolmann, C. S. Nash, E. W. M. Paig-Tran, E. E. Peele, R. A. Skubel, B.

Mercury (Hg) and selenium (Se) content in the shark Mustelus henlei

Mercury (Hg) and selenium (Se) content in the shark Mustelus henlei

Mercury (Hg) and selenium (Se) content in the shark Mustelus henlei (Triakidae) in the northern Mexican Pacific Sergio Alonzo Medina-Morales, David Corro-Espinosa, Ofelia Escobar-Sánchez, Carolina Guadalupe Delgado-Alvarez, Jorge Ruelas-Inzunza, Martin Gabriel Frías-Espericueta, Martin Enrique Jara-Marini, Federico Páez-Osuna ABSTRACT: Mercury and selenium were assessed in Mustelus henlei, which is a carnivorous predatory shark that is important