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
- Book Chapter:
Brandt et al.
… are driven into the seafloor, are expected to cause temporal avoidance of the area by marine mammals and even have the potential to inflict physical damage to their sensory system … ) is the only regularly occurring cetacean species in the German North Sea. Due to its wide distribution, all wind farm constructions in the North Sea inevitably affect this species to a …
- Journal Article:
Mclean et al.
… before permission for development can be granted by any Determining Authority. The effects on marine top predators from displacement from important habitat are key concerns during offshore … operational phases of the development. Changes in guillemot and harbor porpoise abundance and distribution in response to offshore wind farm construction and operation were estimated using … regarding the magnitude of effect is needed. The empirical data presented here for two marine top predators provide a valuable addition to the evidence base, allowing future decision …
- Event:
Online 2023… “big picture” considerations for large-scale surveys to inform the occurrence, distribution, habitat use and movement of marine mammals, fish, seabirds, and sea turtles offshore. This webinar will explore ongoing and … Slides ) Tim White, U.S. Bureau of Ocean Energy Management Pat Halpin, Duke University, Marine Geospatial Ecology Lab ( Presentation Slides ) Webinar Recording: …
- Book Chapter:
Skov et al.
… project aims to synthesise the data by long-term analysis and modelling of harbour porpoise distribution in the German Bight, i.e. the alpha ventus area and adjacent waters. This study uses predictive distribution models – a recent development in habitat modelling – to estimate harbour porpoise …
- Report:
Haulsee et al.
… Delaware (DE) WEA starts approximately 11 km off the coast, but little information about the distribution and occurrence of marine species in this area is known. Between 2017-2019, an extensive acoustic telemetry project … Acoustic detections from all receivers in the array documented the presence of 26 different marine fish and mammals, which creates a baseline to inform future monitoring efforts. Atlantic …
- Journal Article:
Russell et al.
… The installation and operation of these devices can result in conflicts with wildlife. In the marine environment, mammals may avoid wind farms that are under construction or operating. Such … spent travelling or displacement from key habitats. A paucity of data on at-sea movements of marine mammals around wind farms limits our understanding of the nature of their potential …
- Report:
Arundale et al.
… tern (Sterna dougallii). The aims and objectives of the work are to assess the abundance and distribution of birds, marine mammals, turtles, sharks, and rays present in the Lease Area OCS-A 0520 over the course of … impact assessments and are consistent with the survey guidelines for providing avian, marine mammal, and sea turtle information for renewable energy development on the OCS (BOEM 2017 and …
- Journal Article:
Piet et al.
… and effect components that can be quantified using known ecological information, e.g. spatial distribution of pressures or species, pressure-state relationships and population dynamics models … and how they impact the ecosystem and its components, i.e. seabirds, seabed habitats and marine mammals through various pressures. The results provide a “proof of concept” for this …
- Journal Article:
Berg et al.
… as intensive fishing and exploitation of offshore wind farms, may impact negatively on the marine mega fauna. As an attempt to control such impacts, surveying, and tracking of marine animals are often performed on the sites where those activities take place. Nowadays, … on the weakly supervised detection of marine animals. We propose a modification of the patch distribution modeling method (PaDiM), which is currently one of the state-of-the-art approaches …
- Report:
Geelhoed et al.
… Wind programme. The aim of these aerial surveys was to assess the seasonal abundance and distribution of harbour porpoises Phocoena phocoena on the Dutch Continental Shelf (DCS), and how their distribution varies in space and by season. Such information is vital if we are to understand, … and early spring (March 2011). The surveys covered 16013 km on effort (in search modus for marine mammals, Figure 3). In total 1085 sightings (1236 animals) of harbour porpoises were …
- Report:
APEM Ltd
… control zone (‘zone 2’) was surveyed with the same frequency over the same period, to satisfy Marine Licence conditions. An additional four control zones (zone 3, 5, 6 & 7) were also surveyed … January 2013 and peaked in February 2013 with 5,004 (3,940 – 6,359) estimated divers present. Distribution of divers appeared to reflect shallow water areas. Approximately 97% of all divers … auks and puffins). Gulls were the most abundant species group after divers. The majority of marine mammals recorded across all zones during the 2012 / 13 aerial survey were cetaceans (77% …
- Journal Article:
Best and Halpin
… and construction activities to be conducted in times of the year when sensitive migratory marine mammals are least present. We developed a novel spatiotemporal decision support framework …
- Report:
MarineSpace Ltd
… are attached as appendices to this document. The monitoring report focusses on the delivery of Marine Licence conditions relevant to post-construction monitoring requirements. The report also … effects on fish populations within the London Array OWF. Post-construction aerial bird and mammal surveys were carried out during November 2013-February 2014. The focus of the aerial surveys was to ascertain the density and distribution of Red-throated Diver Gavia stellata within the study area. Red-throated Diver are …
- Report: Walker et al.
Strategic Review of Offshore Wind Farm Monitoring Data Associated with FEPA Licence Conditions: Fish
… made in specific Environmental Statements and to determine large-scale change in species distribution, abundance and community structure that may be attributable to the licensed offshore … predator/prey interactions; food availability etc. These are in addition to any effects that marine constructions such as a wind farm may also have. For most offshore wind farm locations … Review of Offshore Wind Farm Monitoring Data Associated with FEPA Licence Conditions: Marine Mammals Strategic Review of Offshore Wind Farm Monitoring Data Associated with FEPA … - 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:
Rice et al.
… the wind planning area. These species are protected by both the Endangered Species Act and the Marine Mammal Protection Act, and as federally protected species, any human activities must seek to … these two species following construction may indicate different degrees of impact on the marine benthic compared to the pelagic community. This project had two complementary components …
- Journal Article:
Degraer et al.
… communities by locally increasing food availability, and higher trophic levels (fish, birds, marine mammals) also profit from locally increased food availability and/or shelter. The …
- Journal Article:
Hastie et al.
… pile driving associated with offshore wind farm construction will become widespread in the marine environment. Many proposed wind farms overlap with the distribution of seals, and sound from pile driving has the potential to cause auditory damage. We … exceeded estimated permanent auditory damage thresholds. Prediction of auditory damage in marine mammals is a rapidly evolving field and has a number of key uncertainties associated with …
- Report:
Willmot et al.
… impacts such development could have on wildlife including birds, bats, sea turtles, fish, and marine mammals. Regional-scale baseline information on wildlife distributions, abundance, and …
- 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 …
Displaying 81 - 100 of 156