Results 61 to 70 of about 7,440 (257)

A bioeconomic model for Mediterranean fisheries, the hake off Catalonia (western Mediterranean) as a case study

open access: yesScientia Marina, 2003
The theoretical aspects and the associated software of a bioeconomic model for Mediterranean fisheries are presented. The first objective of the model is to reproduce the bioeconomic conditions in which the fisheries occur.
J. Lleonart   +3 more
doaj   +1 more source

Climate‐driven resource availability drives medium‐ and broad‐scale temporal changes in owl–prey interactions over 24 years in a semi‐arid ecosystem

open access: yesEcography, EarlyView.
Predator–prey interactions are vital to ecosystem functioning but may be disrupted by climate change. We investigated a food‐web network involving three owl species over 24 years in a semi‐arid ecosystem at Bosque Fray Jorge National Park, Chile.
Jazmin M. Quiroz‐Calizaya   +12 more
wiley   +1 more source

Fish stock assessments in the Mediterranean: state of the art

open access: yesScientia Marina, 2003
The Mediterranean fisheries are characterised by fragmented fleets, usually composed by relatively small vessels, use of a large number of landing sites, multi-species catches and low CPUEs.
Jordi Lleonart, Francesc Maynou
doaj   +1 more source

Linking species distribution models with population abundance to support adaptive fisheries management

open access: yesEcography, EarlyView.
Understanding how environmental variability structures essential fish habitat (EFH) is central to managing keystone populations in dynamic marine ecosystems. Using nearly three decades of standardized survey data (1994–2021) from the Adriatic Sea, we present the first basin‐scale, process‐based framework linking estimated habitat suitability and ...
Mahallelah Shauer   +9 more
wiley   +1 more source

An overview of the FADs fishery in the Mediterranean Sea [PDF]

open access: yes, 2000
The Mediterranean small-scale fleet is highly adaptive, showing a dynamic fishing intensity and strategy, and exploiting seasonal abundant resources. In this area, the aggregatory behaviour under floats of juvenile fish has been used since ancient times to exploit oceanic migratory species such as dolphinfish (Coryphaena hippurus), using Fish ...
MoralesNin B   +4 more
openaire   +1 more source

Nanofiber PVA‐Based Membranes Incorporating Functionalized Spanish Broom Derivatives for Sustainable Water Purification

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
This study investigates Spanish broom (Spartium junceum) as a renewable source for electrospun composite membranes in sustainable water purification. MCC and biochar were functionalized with eco‐friendly precursors and nanomaterials (i.e., HNT, β‐CDs) to develop hybrid PVA nanofiber composites.
Giulia Rando   +7 more
wiley   +1 more source

Ocean Governance and Marine Conservation: Institutional Work as a Lever for Ocean Sustainability

open access: yesEnvironmental Policy and Governance, EarlyView.
ABSTRACT Ocean governance presents one of the most complex environmental policy challenges of our time, requiring coordinated action across multiple scales, sectors and stakeholder groups. This paper applies institutional work theory to systematically examine how actors create, maintain and disrupt the governance arrangements underpinning ocean ...
Kedar Uttam   +3 more
wiley   +1 more source

How much sea turtle bycatch is too much? A stationary age distribution model for simulating population abundance and potential biological removal in the Mediterranean

open access: yesEndangered Species Research, 2016
Mediterranean populations of loggerhead Caretta caretta and green sea turtles Chelonia mydas are subject to several anthropogenic threats, with documented mortality from incidental capture in fishing gear.
P Casale, SS Heppell
doaj   +1 more source

A Delphi consensus project to capture experts' opinion on hyperkalaemia management across the cardiorenal spectrum

open access: yesESC Heart Failure, Volume 12, Issue 2, Page 1132-1140, April 2025.
Abstract The main purpose of this project was to capture experts' opinion on hyperkalaemia management and form best practice recommendations for cardiorenal patients in Greece. A steering committee of nephrologists and cardiologists developed 37 statements. An online questionnaire completed by 32 experts in cardiorenal management in Greece.
Christina Chrysohoou   +3 more
wiley   +1 more source

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