Home » Archives
Biology of angel sharks and sawsharks caught in south-eastern Australian trawl fisheries and the NSW shark-meshing program
Published online on 24. March 2016 Biology of angel sharks (Squatina sp.) and sawsharks (Pristiophorus sp.) caught in south-eastern Australian trawl fisheries and the New South Wales shark-meshing (bather-protection) program V. Raoult, V. Peddemors, J. E. Williamson ABSTRACT : Two species of angel shark (Squatina australis, S. albipunctata) and two species of sawshark (Pristiophorus nudipinnis,
Reproductive biology of Urotrygon microphthalmum (Batoidea: Urotrygonidae) from north-eastern Brazil
Published online on 23. March 2016 Reproductive biology of Urotrygon microphthalmum (Batoidea: Urotrygonidae) from north-eastern Brazil, tropical west Atlantic Ocean J. Santander-Neto, M. L. G. Araújo, R. P. Lessa ABSTRACT: The reproductive biology of Urotrygon microphthalmum was studied based on specimens caught as by-catch in shrimp (Litopenaeus schmitti, Xiphopenaeus kroyeri, Farfantepenaeus subtilis and Farfantepenaeus brasiliensis)
Evidence that St. Helena island is an important multi-use habitat for whale sharks
Published on 21. March 2016 Evidence that St. Helena island is an important multi-use habitat for whale sharks, Rhincodon typus, with the first description of putative mating in this species Elizabeth Clingham, Judith Brown, Leeann Henry, Annalea Beard, Alistair D Dove ABSTRACT : Preliminary observations of whale shark behavioural ecology are presented from St. Helena,
Reef manta ray life history and demography: is it really all about survival?
Published on 21. March 2016 Reef manta ray life history and demography: is it really all about survival? Isabel M Smallegange, Isabelle BC van der Ouderaa, Yara Tibiriçá ABSTRACT: Background. The trade in gill plates of devil and manta rays has increased greatly over the last two decades. The resulting increased mortality, in addition to
Shark bytes: some sharks react more to stress, with potential impacts for humans
Published on 25 Mar, 2016 at 5:53 in Research | Viewed times | No Comments
Press Release Macquarie University, Sydney, Australia 22. March 2016 ———————- Macquarie University researchers have discovered that some Port Jackson sharks have a greater reaction to stressful situations due to a feature of their brain; a discovery with important implications for when wild sharks come into contact with humans. The study, published in Behavioural Brain Research,
Laterality strength is linked to stress reactivity in Port Jackson sharks
Published online on 02. March 2016 Laterality strength is linked to stress reactivity in Port Jackson sharks (Heterodontus portusjacksoni) Evan E. Byrnes, Catarina Vila Pouca, Culum Brown ABSTRACT : Cerebral lateralization is an evolutionarily deep-rooted trait, ubiquitous among the vertebrates and present even in some invertebrates. Despite the advantages of cerebral lateralization in enhancing cognition