Results 71 to 80 of about 9,112,760 (189)

Estimating ecological thresholds for good status using natural variation in reference conditions

open access: yesJournal of Applied Ecology, Volume 63, Issue 5, May 2026.
The framework outlined here presents a transparent, robust, scalable and pressure‐independent approach to estimate the probability of an ecosystem component being in good status for a range of marine systems. This straightforward and easily understood approach can be used to estimate thresholds for good status where they are missing for ecological ...
Lorna McKellar   +7 more
wiley   +1 more source

Marine Strategy Framework Directive – Descriptor 2, Non-Indigenous Species [PDF]

open access: yes, 2021
Marine Non-Indigenous Species (NIS) are animals and plants introduced accidently or deliberately into the European seas, originating from other seas of the globe.
CANNING-CLODE João   +73 more
core   +1 more source

Assessing the Progress of Stock Rebuilding in the Northeast Atlantic Against Levels That Can Produce Maximum Sustainable Yield

open access: yesFish and Fisheries, Volume 27, Issue 3, Page 519-536, May 2026.
ABSTRACT Rebuilding fish stocks to levels above which they produce Maximum Sustainable Yield (MSY) is a management aim for all European commercially exploited stocks. Progress is typically monitored against the fishing mortality that produces MSY in the long term (FMSY), however, the corresponding biomass target (BMSY) is rarely evaluated nor reported.
Henning Winker   +5 more
wiley   +1 more source

Assessment of Impulsive and Continuous Low-Frequency Noise in Irish Waters [PDF]

open access: yes, 2016
As part of the European Union Marine Strategy Framework Directive (MSFD), member states are required to address noise pollution in the marine environment under Descriptor 11. This study aimed to provide a practical desk-based application of Descriptor 11
Simon Berrow   +9 more
core   +1 more source

An ecosystem-based approach to assess the status of a Mediterranean ecosystem, the Posidonia oceanica seagrass meadow.

open access: yesPLoS ONE, 2014
Biotic indices, which reflect the quality of the environment, are widely used in the marine realm. Sometimes, key species or ecosystem engineers are selected for this purpose. This is the case of the Mediterranean seagrass Posidonia oceanica, widely used
Sébastien Personnic   +16 more
doaj   +1 more source

First Comprehensive Quantitative Multi-Parameter Assessment of the Eutrophication Status from Coastal to Marine French Waters in the English Channel, the Celtic Sea, the Bay of Biscay, and the Mediterranean Sea

open access: yesJournal of Marine Science and Engineering, 2020
The first quantitative and comprehensive assessment of the eutrophication status from coastal to offshore French waters was performed within the Marine Strategy Framework Directive (MSFD descriptor 5) for the English Channel, the southern bight of the ...
Alain Lefebvre, David Devreker
doaj   +1 more source

Occurrence of Bryde's and Fin Whale Calls and Their Temporal Overlap With Anthropogenic Noise Off El Hierro, Canary Islands (April 2018)

open access: yes
Marine Mammal Science, Volume 42, Issue 4, October 2026.
Susannah J. Buchan   +3 more
wiley   +1 more source

Is the European Union's innovation policy sufficient to enable marine, coastal, and freshwater restoration in Europe?

open access: yesRestoration Ecology, Volume 34, Issue 4, May 2026.
Abstract Introduction The European Union (EU) policy framework emphasizes the importance of innovation to achieve the environmental goals and to ensure continued economic growth and increased EU global competitiveness. Objectives This paper analyses whether those policy instruments can effectively support ecosystem restoration.
Sašo Gorjanc   +6 more
wiley   +1 more source

Taxonomic Complexity and Conservation Implications of Mediterranean Mesophotic Rhodolith Beds

open access: yesAquatic Conservation: Marine and Freshwater Ecosystems, Volume 36, Issue 4, April 2026.
ABSTRACT Rhodolith beds are bioconstructions formed by coralline algae (Rhodophyta: Corallinophycidae) and are ecologically important worldwide because they provide habitats that support diverse biocenoses. However, conservation efforts are limited by gaps in our knowledge of their spatial distribution and species composition.
Andrea Cabrito   +3 more
wiley   +1 more source

Ocean acidification at the crossroads I: Harmonizing unpurified and purified meta‐cresol purple spectrophotometric pHT measurements based on absorbance data

open access: yesLimnology and Oceanography: Methods, Volume 24, Issue 4, April 2026.
Abstract Consistent monitoring of seawater spectrophotometric pH on the total hydrogen ion scale (pHT) has been questioned by an evolving method, with changes in parameterization and the purity of the meta‐cresol purple (mCP). Using real seawater samples, we demonstrate that spectrophotometric pHT measurements obtained with unpurified (UNPUR) and ...
Marta Álvarez   +6 more
wiley   +1 more source

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