Captive Birth of Tiger Shark (Galeocerdo cuvier) Reveals a Shift in Respiratory Mode during Parturition

• Published in: Copeia Vol. 106; no. 2; pp. 292 - 296
• Main Authors: Tomita, Taketeru, Touma, Hideyuki, Murakumo, Kiyomi, Yanagisawa, Makio, Yano, Nagisa, Oka, Shin-ichiro, Miyamoto, Kei, Hanahara, Nozomi, Sato, Keiichi
• Format: Journal Article
• Language: English
• Published: The American Society of Ichthyologists and Herpetologists 01.07.2018; Allen Press Publishing
• Subjects: adults; breathing; females; Galeocerdo cuvier; juveniles; neonates; parturition; Ryukyu Archipelago; s; sharks; swimming; water currents; Ryukyu Archipelago

Ram ventilation, which is characterized by the production of a respiratory water current over the gill by locomotory effort, widely occurs among pelagic sharks. However, the process by which the juvenile starts this respiratory mechanism remains largely unknown. The captive birth of a Tiger Shark (G...