Výsledky vyhledávání - "L. Rojas-Bracho"

Akademický článek

More vaquita porpoises survive than expected

Autor: L Rojas-Bracho, B Taylor, C Booth, L Thomas, A Jaramillo-Legorreta, E Nieto-García, G Cárdenas Hinojosa, J Barlow, SL Mesnick, T Gerrodette, P Olson, A Henry, H Rizo, E Hidalgo-Pla, A Bonilla-Garzón

Publikováno v: Endangered Species Research, Vol 48, Pp 225-234 (2022)

In 2018, it was estimated that fewer than 20 of Mexico’s endemic vaquita porpoise Phocoena sinus remained, and the species was declining by 47% yr-1. Entanglement in gillnets is the sole threat to the species, and since the last population size est

Externí odkaz: https://doaj.org/article/6678d757deb146cc88c5055eb4b29fbf

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Akademický článek

Bycatch in gillnet fisheries threatens Critically Endangered small cetaceans and other aquatic megafauna

Autor: RL Brownell Jr, RR Reeves, AJ Read, BD Smith, PO Thomas, K Ralls, M Amano, P Berggren, AM Chit, T Collins, R Currey, MLL Dolar, T Genov, RC Hobbs, D Kreb, H Marsh, M Zhigang, WF Perrin, S Phay, L Rojas-Bracho, GE Ryan, KEW Shelden, E Slooten, BL Taylor, O Vidal, W Ding, TS Whitty, JY Wang

Publikováno v: Endangered Species Research, Vol 40, Pp 285-296 (2019)

The conservation status of small cetaceans has significantly worsened since the 1980s, when the baiji was the only species of small cetacean listed as Endangered by IUCN. Now the baiji is almost certainly extinct and 13 other species, subspecies, or

Externí odkaz: https://doaj.org/article/855357a717ef4106b65b12c5133f51a4

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A review of gray whales (Eschrichtius robustus) on their wintering grounds in Mexican waters

Autor: J. Urban R., L. Rojas-Bracho, H. Perez-Cortes, A. Gomez-Gallardo, S. L. Swartz, S. Ludwig, R. L. Brownell Jr.

Publikováno v: J. Cetacean Res. Manage.. 5:281-295

The Eastern North Pacific gray whale (Eschrichtius robustus) is one population of large cetacean that has recovered from depletion resulting from commercial harvest in the mid- to late-1800s. It is believed that this population may be approaching, or

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::b83d34db4467f15b2e2e1afd468a5764
https://doi.org/10.47536/jcrm.v5i3.808

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Akademický článek

Key research questions of global importance for cetacean conservation

Publikováno v: Endangered Species Research, Vol 27, Iss 2, Pp 113-118 (2015)

Limited resources and increasing environmental concerns have prompted calls to identify the critical questions that most need to be answered to advance conservation, thereby providing an agenda for scientific research priorities. Cetaceans are often

Externí odkaz: https://doaj.org/article/bc8c6fa5e130449a97832fc55d29a3d9

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Akademický článek

Impacts of fisheries on the Critically Endangered humpback dolphin Sousa chinensis population in the eastern Taiwan Strait

Autor: E Slooten, JY Wang, SZ Dungan, KA Forney, SK Hung, TA Jefferson, KN Riehl, L Rojas-Bracho, PS Ross, A Wee, R Winkler, SC Yang, CA Chen

Publikováno v: Endangered Species Research, Vol 22, Iss 2, Pp 99-114 (2013)

Biological and fisheries data were analysed to assess the impact of fisheries mortality on a Critically Endangered subpopulation of 30% of the ETS Sousa subpopulation exhibited injuries caused by fishing gear. Three individuals were photographed with

Externí odkaz: https://doaj.org/article/1bdc9eba6d9947aebeba6d4e44c829a3

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Akademický článek

Vaquitas and gillnets: Mexico’s ultimate cetacean conservation challenge

Autor: L Rojas-Bracho, RR Reeves

Publikováno v: Endangered Species Research, Vol 21, Iss 1, Pp 77-87 (2013)

There is a high risk that incidental mortality (bycatch) in gillnets will lead to extinction of the vaquita Phocoena sinus, a small porpoise endemic to Mexico’s northern Gulf of California. A zoned Biosphere Reserve established in 1993 proved ineff

Externí odkaz: https://doaj.org/article/7f839bea505d4fc9bf90e56fe68d126a

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