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:
Geo-Marine Inc
… offshore waters, specifically the region being considered for wind turbine development. Geo-Marine, Inc. (GMI) was contracted to conduct a scientific baseline study by the New Jersey … was to conduct baseline studies in waters off New Jersey’s coast to determine the current distribution and usage of this area by ecological resources. The goal was to provide GIS and … the collection of data on the distribution, abundance and migratory patterns of avian, marine mammal, sea turtle and other species in the study area over a 24-month period. These data, as …
- 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:
Degraer et al.
… turbine-scale and microhabitat-scale) and across different ecosystem components (i.e., marine mammals, (sea)birds, fish and benthic invertebrates), and demonstrate the benefits of such … undesired impacts. Attraction to and avoidance of offshore wind farms (OWFs) reshuffle species distribution patterns, altering the local expression of ecological functions, and probably are … like red-throated divers Gavia stellata avoid OWFs up to more than ten kilometers, while marine mammals such as harbor porpoises Phocoena phocoena avoid areas with excessive sound levels …
- Event:
Online 2018… Johnson, Dalhousie University There is significant concern about the risk that offshore marine industries pose to endangered whales. One mitigation strategy is to use autonomous … system to alert ocean users to whale presence. To effectively use passive acoustics to monitor marine mammals, an understanding of the area over which the monitoring system can detect each … system, which in turn allows us to disseminate more accurate information about whale distribution to research, government, and industry stakeholders. Click here to view the …
- Tethys Story:
… environmental and wildlife data to aid offshore wind development. As part of that effort, the Marine Mammal Institute (MMI) at Oregon State University (OSU) began the MOSAIC (Marine Offshore Species … the last two years of the project. The goals of MOSAIC are to quantify cetacean and seabird distribution and density throughout the study area at a fine spatial and temporal (seasonally …
- Report:
HiDef Aerial Surveying Ltd
… contracted to undertake a monthly series of high resolution digital video aerial surveys of marine mammals and birds around the Kincardine project and an 8km buffer between April 2013 and … present were detected. The detected objects were assessed by expert ornithologists and marine mammal scientists to identify them to species level, following the same quality control process. Robust statistical analysis of the data was used to estimate the abundance and distribution of birds and mammals during the surveys. In addition, assessments were made of the …
- 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 …
- Report:
Hermannsen et al.
… sources in the ocean. The primary concern with respect to impact of pile driving noise is marine mammals, most notably small cetaceans, including the harbour porpoise ( Phocoena phocoena … trials with sound on the number of observations was too low to detect any clear patterns in distribution, except for some tracks clearly leading away from the loudspeaker. Trials were …
- Event:
Online 2016… PON 3179 Digital Aerial Baseline Survey of Marine Wildlife in Support of New York State Offshore Wind Energy Offshore Wind Energy Program … on wildlife, including corals and other invertebrates, birds, bats, sea turtles, fish, and marine mammals. Data gaps and unmet research needs hamper the efforts of federal and state … to the lowest possible taxonomic group and geo-referenced. The objectives are to determine the distribution and estimate relative abundance of wildlife, and to determine the seasonal and …
- Report:
HT Harvey and Associates
… improvements to the Humboldt Bay port. These improvements would include upgrades to Redwood Marine Terminal 1 and adjacent lands to support project construction and maintenance; potential … operations and maintenance, and decommissioning that would result in effects on the marine and terrestrial environments. The potential short-term effects on the marine environment … vessels; (2) seabird and bat collision/avoidance with rotating turbine blades; (3) marine mammal interactions with underwater structure (e.g., cetacean collision or entanglement with lost …
- Tethys Story:
… threshold shift) further away. Underwater sound propagation plays a crucial role for marine mammals, allowing them to communicate, navigate, hunt for prey, and find mates. Researchers at Pacific Northwest National Laboratory (PNNL) calculated the distribution of sound to which a NARW might be exposed as a result of cumulative pile-strikes for … measures requires improved monitoring of the presence of NARWs using a mix of marine mammal observers, passive and active acoustic instruments. … 2012-08-27 …
- Report:
Rhode Island Coastal Resources Management Council
… Water Properties, Currents, and Waves by David S. Ullman and Daniel L. Codiga Benthic Habitat Distribution and Subsurface Geology in Selected Sites from the Rhode Island Ocean Special Area … Island Sounds by Scott Nixon, Stephen Granger, Candace Oviatt, Lindsey Fields, Jeff Mercer Marine Mammals and Sea Turtles of Narragansett Bay, Block Island Sound, Rhode Island Sound, and … R. Grilli, Tania Lado, and Malcolm Spaulding The Nature Conservancy’s Northwest Atlantic Marine Ecoregional Assessment: Implications for the Rhode Island Ocean SAMP Region by Kevin …
- Report:
Jarvis et al.
… government to facilitate the full exploitation of this resource but in harmony with other marine interests and environmental considerations. The Near Shore Windfarm (NSW) was commissioned … environmental assessment to address potential windfarm impacts on demersal and pelagic fish, marine mammals and birds and the benthic, or seafloor fauna. The benthic invertebrates (mainly … making it available as a food source for fish and birds. This report describes in detail the distribution of the invertebrates and the composition of the seafloor sediments in, and on which …
- 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:
Boon et al.
… Scenarios from PBL1 , aiming for 2050, foresee the construction of 12 to 60 GW of marine offshore wind capacity in the Dutch part of the North Sea. Neighbouring countries have … The possible knock-on effects of such changes on higher trophic levels (e.g. fish, birds, marine mammals) are also likely but are not treated in this report. The following possible … in turn zooplankton densities. - The “stepping-stone” effect of the OWF (increase of spatial distribution of hard-substrate species) may be serious and lead to genetic homogenisation and to …
- Tethys Story:
… Researchers are still learning about how offshore wind energy facilities affect marine ecosystems, but it is clear that the potential effects may vary during different … on wildlife. The mid-Atlantic Outer Continental Shelf supports large populations of marine wildlife year round, including marine species that reside in the region during either the … of high resolution digital video aerial surveys and boat-based surveys to assess wildlife distribution and abundance patterns; Development of statistical models to identify ecological …
- Workshop Article:
Green et al.
… and substrate vibration generated during fixed-bottom turbine installation to help protect marine life. Monopiles are currently the main turbine foundation type installed globally and use … noise abatement technologies, would help reduce the potential detrimental effects on sensitive marine species. In addition to noise reduction, there are multiple other reasons to investigate … on wildlife from piling noise (impact and vibratory), including acoustic sound pressure for marine mammals, waterborne acoustic particle motion for fishes, and substrate-borne vibration for …
- Report:
Mellor et al.
… location with each video frame, enabling subsequent statistical analysis of the spatial distribution of birds. The general findings of the trial are as follows: The system provides … subsequent re-use data for other purposes, such as monitoring of non-windfarm human impacts or marine mammal activity; indeed the video provides a complete record of all visible aspects of the …
- Report:
National Marine Fisheries Service (NMFS)
… size and monitor trends in abundance; 3) determine North Pacific right whale occurrence, distribution, and range; 4) identify, characterize, protect, and monitor habitat essential to … a general framework for the development of recovery criteria that would be applicable to most marine mammal species, large whale species in particular, and (b) specific criteria that can be used to …
- 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 …
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