Zobrazeno 1 - 10
of 4 194
pro vyhledávání: '"population trends"'
Autor:
Hannah C. Cubaynes, Jaume Forcada, Kit M. Kovacs, Christian Lydersen, Rod Downie, Peter T. Fretwell
Publikováno v:
Remote Sensing in Ecology and Conservation, Vol 10, Iss 5, Pp 584-596 (2024)
Abstract Regular counts of walruses (Odobenus rosmarus) across their pan‐Arctic range are necessary to determine accurate population trends and in turn understand how current rapid changes in their habitat, such as sea ice loss, are impacting them.
Externí odkaz:
https://doaj.org/article/f2c8473e307c4dab9687784fee98cec0
Publikováno v:
Ecological Indicators, Vol 169, Iss , Pp 112863- (2024)
Natural resource agencies are frequently tasked with monitoring populations of at-risk species to ensure management activities do not negatively affect the viability of wildlife populations. Typically, these monitoring efforts evaluate trends in a po
Externí odkaz:
https://doaj.org/article/48b38214835c45f4bc417643d4afeb86
Publikováno v:
Global Ecology and Conservation, Vol 56, Iss , Pp e03273- (2024)
Tropical oceanic islands are critical biodiversity hotspots where population monitoring can help to determine the status and trends of rare and endangered species. Saipan is the second largest island in the Mariana Islands and contains many endemic a
Externí odkaz:
https://doaj.org/article/35f6412229724264897c7d58044b0228
Publikováno v:
Munibe Ciencias Naturales, Vol 72 (2024)
In recent decades, the populations of many common bird species have greatly declined in Europe, particularly in farmland habitats. However, this decline has not affected every species, and to understand the mechanisms behind this interspecific variab
Externí odkaz:
https://doaj.org/article/9b508039e18a47068b6cc10fcbf143c0
Autor:
Hebl, Mikki, author, King, Eden, author
Publikováno v:
Working Together : Practicing the Science of Diversity, Equity, and Inclusion, 2024.
Externí odkaz:
https://doi.org/10.1093/oso/9780197744383.003.0002
Autor:
Yntze van derHoek, Frederik Van de Perre, Constance Fastré, Lucinda Kirkpatrick, Urbain Ngobobo, Raymond Tokunda, Escobar Binyinyi, Tara S. Stoinski
Publikováno v:
Ecological Solutions and Evidence, Vol 5, Iss 3, Pp n/a-n/a (2024)
Abstract The forests of eastern Democratic Republic of the Congo (DRC) constitute a biodiversity hotspot and provide habitat to two globally threatened great apes, the Grauer's gorilla Gorilla beringei graueri and eastern chimpanzee Pan troglodytes s
Externí odkaz:
https://doaj.org/article/5ee279f7b8634dea90f57edcde845755
Autor:
Roberto J. Correa, Peter A. Lindsey, Rob Critchlow, Colin M. Beale, Jonas Geldmann, Andrew J. Plumptre
Publikováno v:
Conservation Letters, Vol 17, Iss 4, Pp n/a-n/a (2024)
Abstract Protected areas have been gazetted to protect natural resources and biodiversity, but evaluations of effectiveness rarely include measures of species population change. We compiled annual site‐level spending and elephant population data fo
Externí odkaz:
https://doaj.org/article/0b585d56b26042d5a82c91ca20ea00ca
Publikováno v:
The European Zoological Journal, Vol 91, Iss 1, Pp 94-104 (2024)
Two water frog species: the pool frog Pelophylax lessonae (L) and the marsh frog P. ridibundus (R) occur sympatrically in Central Europe and form mixed populations (genetic systems) with their hybrid, the edible frog P. esculentus (E). The aim of the
Externí odkaz:
https://doaj.org/article/c2a2016920914b8999d5c082997dff53