Results 71 to 80 of about 293,159 (206)

Habitat specialization explains avian persistence in tidal marshes

open access: yesEcosphere, 2016
Habitat specialists are declining at alarming rates worldwide, driving biodiversity loss of the earth's next mass extinction. Specialist organisms maintain smaller functional niches than their generalist counterparts, and tradeoffs exist between these ...
Maureen D. Correll   +5 more
doaj   +1 more source

300 Years of Degradation in Wales Estuaries and Coasts

open access: yesNatural Resources Forum, EarlyView.
ABSTRACT The world's oceans are in a severe state of degradation, yet our understanding of that degradation is often based on changes observed only in the past 20–50 years. This narrow view leads to marine conservation efforts that aim to preserve already degraded ecosystems, shaped by shifted ecological baselines.
Richard K. F. Unsworth   +3 more
wiley   +1 more source

Cumulative Duration and Habitat Selection Across the Annual‐Cycle Stages: Links to Human Modification in Two Declining Shorebirds

open access: yesIntegrative Zoology, EarlyView.
First multi‐season analysis linking cumulative duration and habitat selection to human modification in two declining shorebirds. A total of 160 cumulative duration was identified at four periods for two species. Longer cumulative duration correlate with higher human modification in coastal wetlands during northward migration and winter.
Houlang Duan   +6 more
wiley   +1 more source

Changing Sediment Dynamics of a Mature Backbarrier Salt Marsh in Response to Sea-Level Rise and Storm Events

open access: yesFrontiers in Marine Science, 2018
Our study analyses the long-term development of a tidal backbarrier salt marsh in the northern German Wadden Sea. The focus lies on the development of the high-lying, inner, mature part of the salt marsh, which shows a striking history of changing ...
Mark Schuerch   +4 more
doaj   +1 more source

Breeding Dispersal of Baltic Dunlins Is Not an Adaptive Response to Unpredictable Nest Flooding

open access: yesAnimal Conservation, EarlyView.
Flood‐related nest losses of the Baltic dunlin (Calidris alpina schinzii) have drastically increased over the past two decades. Using 20 years of reproductive data from 184 individuals, we found that between‐year and within‐site dispersal tended to increase following nest failure in males.
Jelena Belojević   +6 more
wiley   +1 more source

Towards an ‘absolute’ timing of biostratigraphic and environmental phases from the Saalian late glacial to the Weichselian pleniglacial in central Europe—Insights from a lacustrine succession in Lichtenberg, northern Germany

open access: yesBoreas, EarlyView.
Palynological records are central to the biostratigraphic subdivision of the Late Pleistocene in central Europe. Yet many interglacial and interstadial phases—such as the Eemian, Brörup and Odderade—remain only poorly constrained in time due to limited numerical dating.
Michael Hein   +19 more
wiley   +1 more source

Water regimes and marsh distribution. In: McComb, A.J., Kobryn, H.T. and Latchford, J.A. (eds) Samphire marshes of the Peel-Harvey estuarine system Western Australia. [PDF]

open access: yes, 1995
Tide has long been recognised as the most influential factor determining plant zonation and the development of saltmarsh communities, and it is the tide that largely determines the structure and function of saltmarshes (Clarke & Hannon, 1969).
McComb, A.J.   +2 more
core  

Saltmarshes on the fringe : restoring the degraded shoreline of the Eden Estuary, Scotland [PDF]

open access: yes, 2015
Saltmarshes are highly valued habitats but the majority of the Eden Estuary’s saltmarsh was buried under sea defences and ad hoc rubbish dumps during the last century.
Maynard, Clare E.
core   +2 more sources

Holocene shoreline displacement and the impact of the Storegga tsunami on Hinnøya, northern Norway

open access: yesBoreas, EarlyView.
The Holocene relative sea‐level (RSL) history of Norway's largest island, Hinnøya, has been investigated in detail, using sediment records from 25 isolation basins. The sediments were analysed for macrofossil and phytoplankton content, which served as the basis for identifying marine–lacustrine transitions, that is isolation contacts. Terrestrial plant
Anders Romundset   +5 more
wiley   +1 more source

A revised classification system of the marronoid clade of spiders (Araneae), based on dense sampling phylogenomics and comparative morphology

open access: yesCladistics, EarlyView.
Abstract The marronoid clade is a globally distributed, ecologically diverse group of spiders. It is an important faunal component in both natural and synanthropic environments, and even found in aquatic and extreme habitats such as desert salt flats. The systematics of the marronoid clade has been notoriously unstable due to the widespread character ...
Jonas O. Wolff   +10 more
wiley   +1 more source

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