The biology and ecology of the Pacific sharpnose shark …
WEBOct 11, 2023 · The most commonly stated observation regarding R. longurio movement in available literature regards a supposed northward seasonal migration in populations inhabiting the Gulf of California (Alatorre-Ramirez et al., 2013; Corro-Espinosa et al., 2011; Márquez-Farias et al., 2005; Osuna-Peralta et al., 2014).Unfortunately, little information …
Structure of the paraplacenta and the yolk sac placenta of the ...
WEBMar 1, 2021 · Reproduction and early embryo development of Rhizoprionodon taylori from Cleveland Bay, Queensland, was studied on the basis of 455 specimens caught between May 1987 and February 1990.
Age and growth of the Australian sharpnose shark,Rhizoprionodon taylori …
WEBAge and growth were studied inRhizoprionodon taylori using specimens caught in Cleveland Bay, North Queensland, Australia. Von Bertalanffy growth parameters were estimated using three different techniques: vertebral ageing, back calculation and length frequency. Vertebrae from 138 specimens were sectioned and narrow circuli counted to estimate …
Structure of the paraplacenta and the yolk sac placenta of the ... - PubMed
WEBThe Australian sharpnose shark (Rhizoprionodon taylori) is a placental species that suspends embryonic development in a diapause for most of pregnancy. Methods: To identify structures involved in supporting rapid embryonic growth in late pregnancy, we examined uterine and placental morphology by light and electron microscopy.
Structure and permeability of the egg capsule of the placental ...
WEBMar 1, 2022 · Rhizoprionodon taylori (this study), Sphyrna tiburo (Heiden et al. 2005 ) and Mustelus canis (Lombardi and Files 1993 ) Blank spaces indicate that molecule has not been investigated in that
(PDF) Habitat and space use of an abundant nearshore shark ...
WEBJan 1, 2014 · Rhizoprionodon taylori monthly activity spaces of (a-c) three individuals in December 2012, January 2013 and February 2013. Each panel shows the 95% (black line) and 50% (black fill) kernel ...
Rhizoprionodon taylori - Fakta, føde, habitat og billeder
WEBVæsentlig fakta om : levetid, udbredelse og habitatkort, levevis og social adfærd, parringsvaner, føde og ernæring, bestandstørrelse og status.
Endocrine Control of Embryonic Diapause in the Australian ... - PLOS
WEBJul 3, 2014 · The reproductive cycle of the Australian sharpnose shark, Rhizoprionodon taylori, includes a temporary suspension of development at the commencement of embryogenesis termed embryonic diapause. This study investigated levels of 17β-estradiol (E2), testosterone (T) and progesterone (P4) in plasma samples of mature wild female …
Rhizoprionodon taylori - Wikispecies
WEBRhizoprionodon taylori (Ogilby, 1915) Synonyms [edit] Physodon taylori Ogilby, 1915 Protozygaena taylori Ogilby, 1915 References [edit] Ogilby, J. D. 1915. On some new or little-known Australian fishes. Mem. Queensl. Mus. 117-129 Vernacular names [edit] English: Australian Sharpnose Shark.
Australian Sharpnose Shark (Rhizoprionodon taylori) · iNaturalist
WEBThe Australian sharpnose shark (Rhizoprionodon taylori) is a requiem shark, belonging to the family Carcharhinidae. It is found in the tropical waters of the western Pacific Ocean off Papua New Guinea and northern Australia, between latitudes 8°N and 28°S, from the surface to a depth of 110 m. It can grow up to a length around 70 cm. ...
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