Results 91 to 100 of about 22,071 (235)

A framework for the ethical use of animal‐borne devices in post‐release monitoring following rehabilitation

open access: yesWildlife Biology, EarlyView.
Rehabilitation and release contribute to conservation efforts for threatened species. Ensuring that these efforts are effective requires a good understanding of the factors which determine survival and integration of released animals into wild populations.
Jessica Harvey‐Carroll   +3 more
wiley   +1 more source

Improving data driven decision making through integration of environmental sensing technologies [PDF]

open access: yes, 2013
Coastal and estuarine zones contain vital and increasingly exploited resources. Traditional uses in these areas (transport, fishing, tourism) now sit alongside more recent activities (mineral extraction, wind farms). However, protecting the resource base
Briciu Burghina, Ciprian Constantin   +8 more
core  

Passive environmental DNA sampling: A review of current practices, limitations and future directions for biodiversity monitoring

open access: yesMethods in Ecology and Evolution, EarlyView.
Abstract Passive environmental DNA (eDNA) sampling is rapidly emerging as a powerful alternative to active sampling methods (e.g. direct water sampling), with a rapidly growing diversity of tested approaches but little methodological convergence.
Fidji Sandré   +2 more
wiley   +1 more source

New approaches to Marine Biofouling Control

open access: yesInternational Journal on Applied Bio-Engineering, 2007
Biofouling control measures are dependant on the type of industry, type of industry, type of equipment, environment and the substratum. Cooling circuits of power plants invariably get fouled. Several biocides like chlorine, chlorine dioxide, ozone & organic biocides are being tried for fouling control.
openaire   +1 more source

Past, present and (possible) future of biofouling regulatory instruments within the international marine environmental protection framework

open access: yesEnvironmental Sciences Europe
Marine biofouling is associated with remarkable impacts for many maritime industries and is linked with major environmental concerns. Although national biofouling regulations have been issued by a few countries in the recent past, these remain isolated ...
Mar Santos-Simón   +3 more
doaj   +1 more source

Managing the risk of marine bioinvasion via biofouling: trends in methods of assessment, policy, and legislation

open access: yesOcean and Coastal Research
Maritime shipping has been recognized as the main pathway of species transference throughout the world. Ballast water or fouling on vessels have become the main vectors of aquatic species transportation between coastal marine ecosystems, which can lead ...
Fabio C. Xavier   +8 more
doaj   +1 more source

Ocean Thermal Energy Conversion (OTEC) [PDF]

open access: yes, 1977
Energy Research and Development Administration research progress in Ocean Thermal Energy Conversion (OTEC) is outlined. The development program is being focused on cost effective heat exchangers; ammonia is generally used as the heat exchange fluid ...
Lavi, A.
core   +1 more source

The large scale impact of offshore wind farm structures on pelagic primary productivity in the southern North Sea

open access: yes, 2018
The increasing demand for renewable energy is projected to result in a 40-fold increase in offshore wind electricity in the European Union by 2030. Despite a great number of local impact studies for selected marine populations, the regional ecosystem ...
Kerimoglu, Onur   +5 more
core   +1 more source

Effects of Dissolved Oxygen and Hypoxia on Catch Rates of Nearshore Groundfishes in a Recreational Hook and Line Fishery

open access: yesFisheries Oceanography, EarlyView.
ABSTRACT Global climate change is intensifying ocean deoxygenation, particularly in eastern boundary current systems such as the California Current. This study investigates the impact of hypoxic events on a nearshore, multispecies recreational groundfish fishery along the Oregon coast.
Leif K. Rasmuson   +3 more
wiley   +1 more source

Microplastic Dynamics in Sediment Layers of Two Ramsar‐Designated Wetlands

open access: yesWater and Environment Journal, EarlyView.
ABSTRACT Little is known about the vertical and spatial dynamics of microplastics in relation to hydrology and land use, particularly in African context. This study aimed to assess the abundance, type, colour and vertical distribution of microplastics in sediment from two Ramsar‐designated wetlands, the Makuleke and Nylsvley. Sediment core samples were
Nelisiwe Ngomane   +7 more
wiley   +1 more source

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