This site-wide search returns results for all documents, events, metadata, and stories in Tethys, prioritizing the best matches. Partial word matches are returned (e.g. "environment" finds "environmental"), but every entered term must be found. If you don't find any results, try reducing the number of words entered or removing special characters. Filters to the right can help narrow your search. Tethys now features an integrated search with other marine renewable energy databases in PRIMRE - click the buttons below "Showing Results for" to search other integrated databases.
Showing Results for
- Report:
Wilson et al.
… renewable energy from the sea is an attractive alternative to burning fossil fuels. Like any marine industry, obtaining energy from wind, waves or tidal-streams could have impacts on the … drogue systems. These proved highly successful and rapidly revealed patterns of porpoise distribution similar to the more intensive boat-based surveys. That said, because the recorders … to be substantially rarer than if turbines had been deployed in other habitats. Other marine mammal species were seen on the surveys. Most abundant were harbour and grey seals which were …
- Journal Article:
Wilson et al.
… acoustic detectors (e.g. C-PODs) are widely used to study harbour porpoise Phocoena phocoena distribution and relative abundance, but their use in tidal-stream habitats is complicated by the … the use of a new method aimed at tidal-stream habitats, which are of increasing interest for marine renewable energy generation. Porpoise detectors (C-PODs) were attached to multiple … behaviour in tidal-stream habitats, and should be considered as part of a comprehensive marine mammal monitoring approach of these energetic environments in the context of marine renewable …
- Report:
Worthington
… and realized effects of the physical presence and sound footprint of tidal turbines on the distribution, relative abundance, and behavior of Cook Inlet beluga whales. ORPC Alaska, working … (P-13821). The Project collected baseline data to characterize pre-deployment patterns of marine mammal distribution, relative abundance, and behavior in ORPC’s proposed deployment area at East …
- Research Study:
Thompson et al.
… The RESPONSE project is a multi‐disciplinary study focusing on causal links between marine renewable devices (MRD) and changes in the fine‐scale distribution and behaviour of marine vertebrates. The overall aim of the project is to identify and quantify actual risk of …
- Report:
Davison and Mallows
… Marine Current Turbines Ltd have constructed the first tidal power turbine in the UK off the … as a result of tidal flows. This Environmental Statement has been prepared in support of Marine Current Turbine Ltd’s application to construct Seagen under the Food and Environment … the potential impacts of the turbine construction, operation and removal on water speed, the distribution of fine particles and the removal of energy as a result of Seagen. This information …
- Research Study:
Wallace et al.
… The United Kingdom Centre for Marine Renewable Energy (UKCMER) is a virtual centre, funded under the Engineering and Physical … activities of four additional Grand Challenge projects looking at specific challenges for the marine energy sector: All Electrical Drive Train for Marine Energy Converters (EDRIVE-MEC); FloWTurb: Response of Tidal Energy Converters to Combined …
- Report:
Wood et al.
… Environments in Welsh waters ’ 1 , suggested merit in gathering strategic evidence for key marine features (marine mammals, birds and fish) to support the tidal stream sector. In response, … Strategic evidence in this case is defined as information on the presence, abundance, distribution, and also behaviour of the animals in and around tidal energy resource areas (RAs). … it is not recommended to carry out eDNA studies on their own, combining the work with marine mammal and or seabird surveys could be cost-effective. The next steps from this project would be …
- Journal Article:
Slingsby et al.
… seconds). There is now global recognition of the importance of tidal stream environments for marine megafauna. Such areas are also key to the development of marine renewable energy due to the reliable and predictable nature of tidally driven flows. … collected within the Pentland Firth, UK. Resulting imagery was used to quantify the density distribution of pursuit-diving seabirds, called auks (of the family Alcidae), distribution in …
- Journal Article:
Lieber et al.
… Whilst the development of the tidal stream industry will help meet marine renewable energy (MRE) targets, the potential impacts on mobile marine predators using … of marine predators. Therefore, understanding how fine-scale hydrodynamics influence animal distribution patterns could inform the placing of devices to reduce collision and displacement … vessel-mounted ADCP (Acoustic Doppler current profiler) transects in combination with marine mammal surveys to collect high-resolution and concurrent hydrodynamic data in relation to …
- Report:
Macaulay et al.
… seek to reduce their reliance on energy from fossil fuels, developers are turning to the marine environment as a potential source of low carbon energy. This is leading to new types of … collision risk. These include: the density of animals in the area of interest, their depth distribution and underwater movements and the extent to which they can detect and avoid the … cetaceans in tidal rapid habitats. Harbour porpoises are the most commonly encountered marine mammal species in Northern European shelf waters (Hammond et al. 2013). They are listed under …
- Event:
Nantes, France 2015… was hosted by École Centrale de Nantes. Launched in 1993, EWTEC has become a well-established marine renewable energy conference that is widely respected for their commitment to maintain high … Monday, 7 September 2015 Session 1 Chair: Brian Polagye Towards acoustic monitoring of marine mammals at a tidal energy site: Grand Passage, NS Canada – Chloe Malinka Sea Mammal Research Unit, UK Surveying marine mammals in nearby tidal energy development sites: a …
- Conference Paper:
Bangley et al.
… Understanding the environmental effects of marine renewable energy devices is important for ensuring the responsible development of this new … tidal cycle [2]. However, Minas Basin hosts at least 85 fish species, including diadromous and marine fishes for which Minas Passage serves as an important migratory corridor [3]. This … can provide presence/absence data for the development of species-specific spatiotemporal distribution models and ultimately encounter rate models. Acoustic telemetry has become a …
- Tethys Story:
… and North America, questions have been raised about the potential for turbine blades to strike marine mammals, fish, and other marine organisms. Less attention has been paid to potential threats to smaller planktonic … commercially and recreationally important species, as well as those that form the base of the marine food web, could be harmed by the operation of tidal turbines. The experts examined issues …
- Report:
Henkel and Haxel
… for existing nearshore sound levels. Ambient noise is an important habitat component for marine mammals and fish that use sound for essential functions such as communication, navigation, … during their construction and operation present concerns for long-term consequences in marine habitats. Oregon’s dynamic nearshore environment presents significant challenges for … in the beginning of the project due to vessel time constraints) providing a spatial distribution of sound levels, comparisons of noise levels in varying levels of vessel traffic …
- Report:
Conley et al.
… environment (morphology, waves and current etc.) and flora and fauna as represented by marine mammals, seabirds, benthos and fish and shellfish. There is a concern that removal of energy from waves and currents in the marine environment may result in significant environmental impact, whether to the marine … species are subject to various levels of regulatory protection and monitoring of seabird distribution and behaviour is a universal component of wave energy EIA. A special and key feature …
- Report:
Wood et al.
… environmental effects of tidal turbines. One of these concerns is the risk of collision by marine mammals with spinning tidal turbines. Most estimates of marine mammal collision risk with tidal turbines have used either an Encounter Risk Model (ERM) which is …
- Conference Paper:
Bassett et al.
… route, and a transit area for many cetacean species. A key finding is that the statistical distribution of total sound pressure levels are dependent on tidal currents at the site. … to ambient noise levels at the site, with secondary contributions from rain, wind, and marine mammal vocalizations. Post-processed data from an AIS (Automatic Identification System) receiver …
- Report:
Lonergan and Thompson
… The rate at which collisions can be expected to occur between marine mammals and tidal energy generation devices is potentially important to both the … a better estimate could be made by averaging the risks over an estimate of the likely joint distribution of animal speeds, directions and orientations throughout the tidal cycle. In …
- Report:
AECOM
… an onshore transformer substation, and buried power lines connecting to the local power distribution system (the Project). This Project is subject to a screening level Environmental … km from shore. The generators (with the possible exception of the Minas Basin Pulp and Power/ Marine Current Turbines unit) will be installed on gravity bases, rather than drilled … is rated to 1 MW and the total diameter is 10 m with a 4 m diameter open centre. The MBP&P/Marine Current Turbine unit is 1.0 - 1.2 MW and will consist of twin axial flow rotors …
- Research Study:
European Marine Energy Centre (EMEC) and Fox
… project aims to address long term environmental concerns around the development of the marine renewable industry’s emerging technology, through targeted environmental monitoring … and engagement. The potential environmental impacts that can be associated with the marine energy sector are generally site specific making it difficult to draw conclusions about a … around the deployment locations. Marine acoustic sensors will be used to assess fish distribution and abundance near the devices and gain an understanding of fish attraction to …
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