Results 51 to 60 of about 301,659 (203)

A preliminary checklist of avian fauna of the Raha sub-district of Nagaon, Assam, India

open access: yesJournal of Threatened Taxa
The present study was conducted from February 2024 to May 2025 in the Raha sub-district of Nagaon, Assam, to provide the first avian checklist of the region. Surveys were conducted weekly, with observations carried out on four days each week across five
Bhrigumohan Manta   +5 more
doaj   +1 more source

Connectivity between breeding sites, wintering areas, and migration routes in Common Terns (Sterna hirundo) breeding in the Western Palaearctic

open access: yesIbis, EarlyView.
Detailed knowledge about bird migration patterns can enhance our understanding of the evolution of migration and temporal changes in space use throughout the annual cycle. Additionally, as many migratory bird species are experiencing population declines, understanding the connectivity between their spatial distributions during breeding, migration and ...
Yosef Kiat   +3 more
wiley   +1 more source

History, distribution, and seasonal abundance of the Least Tern Sternula antillarum (Aves: Charadriiformes: Sternidae) in Brazil

open access: yesZoologia (Curitiba), 2013
We review existing data on the distribution of the Least Tern, Sternula antillarum along the Brazilian coast, based on the literature and museum specimens, and present results of a year-long study (October 2008 to September 2009) on the seasonal ...
Caio J. Carlos, Carmem E. Fedrizzi
doaj  

The state of knowledge on four families of Syngnathoidei fishes (Teleostei: Syngnathiformes): Aulostomidae, Centriscidae, Fistulariidae and Solenostomidae

open access: yesJournal of Fish Biology, EarlyView.
Abstract Knowledge on the ecology and life‐history traits of coastal marine species is vital to inform their conservation and management, especially as their coastal habitats come under increasing threats. However, such data have never been collated for four of the five families in the suborder Syngnathoidei—the close relatives of the better‐studied ...
Syd J. Ascione   +3 more
wiley   +1 more source

Soil phosphorus drives subcontinental patterns of carbon isotope discrimination across Australia

open access: yesNew Phytologist, EarlyView.
Summary Several transects have been established to study the sensitivity of carbon isotope discrimination (Δ13C) in woody plants to mean annual precipitation (MAP) across Australia. These have shown a surprising divergence in Δ13C‐MAP sensitivity among subcontinental regions.
Iftakharul Alam   +8 more
wiley   +1 more source

Manejo de un sitio de anidación para la conservación de Sternula antillarum (Charadriiformes: Laridae) en Baja California Sur, México Nesting site management for Sternula antillarum (Charadriiformes: Laridae) conservation in Baja California Sur, Mexico

open access: yesRevista Mexicana de Biodiversidad, 2008
El gallito marino menor (Sternula antillarum) es una especie sujeta a protección especial, que anida en colonias pequeñas en hábitats costeros. Las mareas altas son un problema para la anidación de S.
Edgar Amador   +2 more
doaj  

EFFICACY OF USING RADIO TRANSMITTERS TO MONITOR LEAST TERN CHICKS

open access: yesThe Wilson Bulletin, 2005
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
Whittier, Joanna B, Leslie, David M
openaire   +2 more sources

The Franciscana (Pontoporia blainvillei) in the Northern Limit of the FMA II: Strandings and Habitat Use in Ilha Grande Bay

open access: yesMarine Mammal Science, Volume 42, Issue 3, July 2026.
ABSTRACT The presence of the franciscana (Pontoporia blainvillei) at the northern limit of the FMA II was investigated using a range of methods, including monitoring of strandings, boat surveys, and passive acoustic monitoring (PAM). Franciscana strandings were recorded within the distributional gap between Macaé (22°55′ S) and Ilha Grande (23°09′ S ...
Alexandre F. Azevedo   +10 more
wiley   +1 more source

A New Model for the Spiral Structure of the Galaxy. Superposition of 2+4-armed patterns

open access: yes, 2000
We investigate the possibility of describing the spiral pattern of the Milky Way in terms of a model of superposition 2- and 4-armed wave harmonics (the simplest description, besides pure modes).
Amaral L. H.   +30 more
core   +1 more source

The spread of non‐native species

open access: yesBiological Reviews, Volume 101, Issue 3, Page 1197-1234, June 2026.
ABSTRACT The global redistribution of species through human agency is one of the defining ecological signatures of the Anthropocene, with biological invasions reshaping biodiversity patterns, ecosystem processes and services, and species interactions globally.
Phillip J. Haubrock   +16 more
wiley   +1 more source

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