Results 11 to 20 of about 35,691 (223)

WABAD: A world annotated bird acoustic dataset for passive acoustic monitoring. [PDF]

open access: yesEcology
Abstract Under the current global biodiversity crisis, there is a need for automated and noninvasive monitoring techniques that can gather large amounts of data cost‐effectively at various ecological scales, from local to large spatial scales. These data can then be analyzed to inform stakeholders and decision‐makers.
Pérez-Granados C   +101 more
europepmc   +2 more sources

At-sea abundance and distribution of skuas and jaegers (Charadriiformes: Stercorariidae) at coastal waters off central Chile [PDF]

open access: yes, 2014
Indexación: Web of Science; Scielo.BACKGROUND: Skuas and jaegers (Charadriiformes: Stercorariidae) are seabirds breeding at moderate to high latitudes and some perform extensive post-breeding transequatorial migrations.
Anguita, Cristóbal   +2 more
core   +1 more source

Key drivers of at-vessel mortality in demersal sharks. [PDF]

open access: yesConserv Biol
Abstract Chondrichthyans are highly vulnerable to fisheries overexploitation, and postcapture mortality poses a significant threat to most species. Global bycatch mitigation guidelines recommend adopting hierarchical decision‐making approaches tailored to species‐specific vulnerabilities and socioeconomic and regulatory contexts.
Ruiz-García D   +3 more
europepmc   +2 more sources

Unravelling the identity of Pandora species (Bivalvia: Pandoridae) from Southern South America [PDF]

open access: yes, 2016
Four species of Pandora have been reported from southern South America: P. cistula Gould, 1850, P. braziliensis G. B. Sowerby II, 1874, P. diffissa Mabille & Rochebrune, 1889 and P. patagonica (Dall, 1915).
Güller, Marina, Zelaya, Diego Gabriel
core   +1 more source

Acanthagrion marinae sp. Nov. (zygoptera: Coenagrionidae): A new species of the apicale group [PDF]

open access: yes, 2018
Acanthagrion marinae sp. nov. (Holotype male: BRASIL, Mato Grosso do Sul, Campo Grande, UFMS, 20°29’56.26’’S-54°36’48.43’’W, 547m, leg. M.E. Rodrigues, 03.ii.2015, collection code: VZYG437, MLP) is described and illustrated on the basis of 15 males.
Lozano, Federico, Rodrigues, Marciel E
core   +1 more source

Spatial distribution of the demersal chondrichthyan community from the western Mediterranean trawl bycatch

open access: yesFrontiers in Marine Science, 2023
IntroductionChondrichthyans (sharks, batoids and chimaeras) play key roles in the regulation of marine food webs dynamics. However, more than half of the assessed species in the Mediterranean are threatened, primarily by fishing pressure and compounded ...
David Ruiz-García   +8 more
doaj   +1 more source

Efficiency of artificial collectors for quantitative assessment of sea urchin settlement rates

open access: yesScientia Marina, 2016
We tested the suitability of three different kinds of artificial collectors designed for quantitative assessment of echinoid settlement rates: (1) nylon nets containing plastic biofilter balls, (2) vertical scrub brushes with vegetal bristles and (3 ...
Marc Balsalobre   +4 more
doaj   +1 more source

Anémonas (Anthozoa : Actiniaria, Corallimorpharia, Ceriantharia y Zoanthidea) conocidas para la Hispaniola

open access: yesCiencia y Sociedad, 2002
El presente trabajo resume, dede una perspectiva insular, el conocimiento de la biodiversidad de las anémonas de la Hispaniola y ofrece una lista con 20 especies, divididas en 12 de Actiniaria, 3 de Corallimorpharia, 1 de Ceriantharia y 4 de Zoanthidea ...
Alejandro Herrera Moreno   +1 more
doaj   +1 more source

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