Results 161 to 170 of about 1,934,645 (351)

Predators and scavengers: Polar bears as marine carrion providers

open access: yesOikos, EarlyView.
Scavenging is a foraging strategy widely used across the animal kingdom and apex predators provide a large amount of energy in a food web by provisioning carrion. In the harsh environmental conditions of the Arctic, apex predators such as polar bears Ursus maritimus can provide scavenging opportunities for many species. Carrion can act as a buffer when
Holly E. L. Gamblin   +5 more
wiley   +1 more source

Evaluación de la calidad del agua mediante un enfoque múltiple en arroyos de la llanura templada (Argentina, América del Sur) [PDF]

open access: yes, 2012
We assessed the water quality in two pampean lotic systems (Argentina), the Juan Blanco and Buñirigo streams, subjected to different land uses (i. e., the UNESCO Biosphere Nature Reserve versus industry and agriculture, respectively) through measurements
Ocon, Carolina Silvia   +1 more
core   +1 more source

Appendix I: Tethyan Paleocene-Eocene Larger Foraminifera Biostratigraphy: Shallow Benthic Zones (SBZ)

open access: diamond, 2003
Josep Serra i Kiel   +15 more
openalex   +1 more source

Nutritional effects on the expression of cryptic pigmentation in freshwater isopods

open access: yesOikos, EarlyView.
Cryptic pigmentation is a key phenotypic adaptation that helps many benthic invertebrates evade visual predators. However, little is known about whether and how the expression of pigmentation phenotypes that match the habitat background is influenced by the availability of nutritional resources.
Moritz D. Lürig   +3 more
wiley   +1 more source

Tessin_RSTA data file_porewater geochem.xlsx from Benthic phosphorus cycling within the Eurasian marginal sea ice zone

open access: gold, 2020
Allyson C. Tessin   +7 more
openalex   +1 more source

Freshwater Crayfish: A Potential Benthic-Zone Indicator of Nanosilver and Ionic Silver Pollution.

open access: yesEnvironmental Science and Technology, 2016
Seth W. Brittle   +8 more
semanticscholar   +1 more source

Marine trophic architecture and hidden ecological connections in the Strait of Magellan: keystone species and ecosystem resilience

open access: yesOikos, EarlyView.
Understanding the ecological implications of species coexistence is central to biodiversity studies and to identify environmental and anthropogenic drivers of ecosystem dynamics, where ecological network analysis offers valuable insights. This study examines the complexity, structure, and potential responses to disturbances of the Strait of Magellan's ...
Claudia D. Andrade   +4 more
wiley   +1 more source

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