Results 61 to 70 of about 21,191 (303)

A field experiment on the reproductive success of the invasive clam Mya arenaria (Bivalvia) in the Tagus estuary: coexistence with the native clam Scrobicularia plana

open access: yesScientia Marina, 2011
A three month field experiment with tidal level (upper, middle, lower) and treatment (excavated and not excavated plots) as categorical experimental factors showed that the invasive clam Mya arenaria has reached a more advanced stage in the invasion ...
Anxo Conde   +2 more
doaj   +1 more source

Effects of La Niña on recruitment and abundance of juveniles and adults of benthic community-structuring species in northern Chile

open access: yes, 2010
The El Niño Southern Oscillation (ENSO) has been associated with dramatic changes in adult populations of shallow benthic community-structuring species in northern Chile.
Carlos F. Gaymer   +4 more
core   +1 more source

Stage‐Specific H3K14 and H3K23 Succinylation Orchestrates Insect Metamorphosis and Oogenesis

open access: yesAdvanced Science, EarlyView.
Stage‐specific succinylation of histone H3 at lysine 14 and 23 differentially controls insect metamorphosis and oogenesis through distinct GPCR‐PKC signaling cascades, revealing an evolutionarily conserved epigenetic mechanism that coordinates key life‐history traits.
Yu‐Pu Jing   +9 more
wiley   +1 more source

Distribution pattern of juveniles of the pink shrimps Farfantepenaeus brasiliensis (Latreille, 1817) and F. paulensis (Pérez-Farfante, 1967) on the southeastern Brazilian coast

open access: yesNauplius
The spatio-temporal distribution of juveniles of the pink shrimps Farfantepenaeus brasiliensis (Latreille, 1817) and Farfantepenaeus paulensis (Pérez-Farfante, 1967) in the Ubatuba region (SP) was investigated.
Rogério Caetano da Costa   +6 more
doaj   +1 more source

Use of the robust design to estimate seasonal abundance and demographic parameters of a coastal bottlenose dolphin (Tursiops aduncus) population. [PDF]

open access: yesPLoS ONE, 2013
As delphinid populations become increasingly exposed to human activities we rely on our capacity to produce accurate abundance estimates upon which to base management decisions.
Holly C Smith   +4 more
doaj   +1 more source

Breeding, survival, movements and foraging of tawny owls strix aluco in a managed spruce forest: a spatial approach [PDF]

open access: yes, 2000
In 1996-98,1 studied the spatial ecology of the tawny owl Strix aluco (L.) in Kielder, a managed spruce forest in Northumberland, northern England. I employed radio tracking in an individual-based approach, estimating densities of field voles Microtus ...
Coles, Christopher Frederick
core  

Equine models in translational medicine: A comparative approach to human health

open access: yesAnimal Models and Experimental Medicine, EarlyView.
This diagram summarizes and contrasts rodent and equine models, outlining their strengths, limitations, and applications. Horses offer naturally occurring diseases, genetic and physiological similarities to humans, and suitability for longitudinal and clinical‐scale studies.
Shayan Boozarjomehri Amnieh   +1 more
wiley   +1 more source

Yield of fish juveniles of the nearshore areas of the Dnister River within the boundaries of the Ivano-Frankivsk region

open access: yesRibogospodarsʹka Nauka Ukraïni
Purpose. Taking into account the unique ichthyological complex of the upper course of the Dniester River, the studies should be directed both at the structure of the ichthyofauna and at its quantitative parameters of the species structure, and fish with ...
V. Gurbyk   +4 more
doaj   +1 more source

Distribution and abundance of phytoplankton in Iranian shores of the Caspian Sea and its relationship with reduction of Rutilus frisii and Chelon auratus catch [PDF]

open access: yesبوم‌شناسی آبزیان, 2022
The aim of this study was to investigate the changes in the structure of the plankton community in the southwestern Caspian Sea and its relationship with the reduction of Rutilus frisii and Chelon auratus catches.
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doaj  

Pearl's causality for integrating ecological datasets: A case study on Myricaria germanica in northern Italy

open access: yesApplications in Plant Sciences, EarlyView.
Abstract Premise Applied ecology can significantly influence policy decisions on environmental issues. Therefore, research in this field should be as transparent and reproducible as possible. Existing expertise from a broad range of disciplines should also be integrated into ecological research to allow researchers to maximize understanding of complex ...
Kailin Weitkämper   +5 more
wiley   +1 more source

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