Results 141 to 150 of about 7,698 (241)

Why controlling for habitat amount is critical for resolving the fragmentation debate

open access: yes
Conservation Biology, EarlyView.
Lenore Fahrig   +13 more
wiley   +1 more source

Monitoring mercury across the National Wildlife Refuge System using a biosentinel approach

open access: yesThe Journal of Wildlife Management, Volume 90, Issue 4, May 2026.
We measured mercury concentrations in 1,356 dragonfly larvae collected from 30 National Wildlife Refuges across the United States and found wide variability among refuges, spanning the full range reported for other protected lands. Using a management‐focused mercury impairment index, 80% of refuges contained sites classified as moderate or higher risk.
Jennifer L. Wilkening   +8 more
wiley   +1 more source

Impacts of reclamation and aquaculture on the wintering waterbird assemblage at a floodplain lakeshore based on multidimensional diversity

open access: yesGlobal Ecology and Conservation
The floodplain lakeshores have pronounced hydrological and topographical gradients, high habitat heterogeneity, and abundant food sources, providing suitable habitats for wintering and stopping waterbirds.
Xianglin Ji, Shanshan Xia, Lizhi Zhou
doaj   +1 more source

Extended Strahler Ordering to Distinguish Mapped River Channels From Overland Flow Pathways and Consistently Compare Digital Networks

open access: yesRiver Research and Applications, Volume 42, Issue 4, Page 869-885, May 2026.
ABSTRACT Digital networks are virtual representations of freshwater systems that provide important inputs to, and mapping of, river classifications, simulation models, and quantitative data analyses for policy, planning, and management. Strahler order has often been used to characterize network configuration and as a proxy indicator of river channel ...
Doug Booker   +3 more
wiley   +1 more source

Ecological and anthropogenic constraints on waterbirds of the Forth Estuary: population and behavioural responses to disturbance [PDF]

open access: yes, 2013
This work forms part of a study investigating the impacts of bridge construction on the internationally and nationally important bird populations in the vicinity of Kincardine-on-Forth.
Dwyer, Ross G.
core  

A wintering waterbird community in an artificial wetland: Laguna de Meco [PDF]

open access: yes, 2017
[EN]: The progressive loss of natural wetlands throughout Europe has led to the use of human infrastructures such as gravel pits, irrigation ponds and reservoirs by waterbirds as an alternative habitat. In Central Spain, the presence of man-made wetlands
Noguerales, Víctor   +2 more
core  

Integrating ecological feedbacks across scales and levels of organization

open access: yesEcography, Volume 2026, Issue 5, May 2026.
In ecosystems, species interact in various ways with other species, and with their local environment. In addition, ecosystems are coupled in space by diverse types of flows. From these links connecting different ecological entities can emerge circular pathways of indirect effects: feedback loops.
Benoît Pichon   +4 more
wiley   +1 more source

Experiences in wetland co-management: the MACH project [PDF]

open access: yes
Wetlands, Fishery ...
Chowdhury, S.N., Thompson, P.
core  

Fit for purpose? Analysis of the relationship between skull, beak shape and feeding ecology in Psittaciformes

open access: yesJournal of Anatomy, Volume 248, Issue 5, Page 873-887, May 2026.
Psittaciformes exhibit high levels of morphological diversity, particularly in skull and beak structure, previously linked to diet and body size. Although there were some levels of significance between diet and beak shape, body mass was a much stronger co‐variate. Diet is not determining beak shape within the clade.
Shannon L. Harrison   +2 more
wiley   +1 more source

Decomposing Shadow Prices Under Climate‐Driven Growth Scenarios: Insights From an Elk Herd Case Study

open access: yesNatural Resource Modeling, Volume 39, Issue 2, May 2026.
ABSTRACT Natural capital accounting provides a framework for integrating ecological processes with economic valuation, but the mechanics of shadow price formation often remain opaque to resource managers and policymakers. Using the Clarks Fork elk herd in northwestern Wyoming as a case study, we decompose the shadow price of natural capital into its ...
Ranjit Bawa   +5 more
wiley   +1 more source

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