Knowledge Base

The Knowledge Base provides access to information about the environmental effects of marine and wind energy, supporting OES-Environmental and WREN initiatives. Relevant documents and OES-Environmental metadata forms are compiled into a user-friendly table with advanced filtering. Filters may be selected on the right, or keywords entered in the Search Text box. Content may also be sorted alphabetically by clicking on column headers. More entries will load as you scroll down.


As an alternative to the Knowledge Base, check out the Map Viewer to access geotagged content in a spatial view.


Title Author* Date** Type of Content Technology Typessort descending Stressors Receptors
Monitoring of wintering geese in the AES Geo Energy Wind Farm "St. Nikola" territory and the Kaliakra region in winter 2016/2017 Zehtindjiev, P., Whitfield, P. April 2017 Report Land-Based Wind, Offshore Wind N/A Birds, Waterfowl
Red Kite Mammen, K., Mammen, U., Resetaritz, A. April 2017 Book Chapter Land-Based Wind, Offshore Wind Attraction, Habitat Change Birds, Raptors
A framework to evaluate the environmental impact of OCEAN energy devices Mendoza, E., et al. June 2019 Journal Article Marine Energy (General), Ocean Current, OTEC, Tidal, Wave, Offshore Wind Attraction, Avoidance, Collision, Noise Birds, Seabirds, Shorebirds, Ecosystem Processes, Fish, Invertebrates, Marine Mammals, Cetaceans, Pinnipeds, Nearfield Habitat, Physical Environment, Environmental Impact Assessment
Worldwide Synthesis and Analysis of Existing Information Regarding Environmental Effects of Alternative Energy Uses on the Outer Continental Shelf Michel, J., et al. July 2007 Report Marine Energy (General), Ocean Current, OTEC, Wave, Wind Energy (General), Offshore Wind Attraction, Avoidance, Collision, Displacement, Habitat Change Birds, Fish, Invertebrates, Marine Mammals, Physical Environment, Reptiles, Human Dimensions
Environmental Risk Evaluation System - An Approach to Ranking Risk of Ocean Energy Development on Coastal and Estuarine Environments Copping, A., et al. January 2015 Journal Article Marine Energy (General), Tidal, Wave, Wind Energy (General), Offshore Wind Changes in Flow, Chemicals, Collision Birds, Fish, Marine Mammals
Pathways of Effects for Offshore Renewable Energy in Canada Isaacman, L., Daborn, G. December 2011 Report Marine Energy (General), Wind Energy (General), Offshore Wind Avoidance, Changes in Flow, Chemicals, Collision, Displacement, EMF, Habitat Change, Lighting, Noise Birds, Fish, Invertebrates, Marine Mammals, Nearfield Habitat, Physical Environment, Reptiles, Human Dimensions
Guide to the OCS Alternative Energy Final Programmatic Environmental Impact Statement (EIS) US Deparment of the Interior, Minerals Management Service October 2007 Report Marine Energy general, Ocean Current, Wave, Wind Energy general, Offshore Wind Chemicals, Noise, Static Device Birds, Fish, Marine Mammals, Sea Turtles, Socio-economics, Environmental Impact Assessment
Population Trends of Breeding Seabird Colonies in Scottish SPAs Malcolm, F., Lye, G., Lewis, M. July 2012 Report Marine Energy general, Tidal, Wave, Wind Energy general, Offshore Wind N/A Birds, Seabirds
Population Sizes of Seabirds breeding in Scottish Special Protection Areas Lewis, M., et al. July 2012 Report Marine Energy general, Tidal, Wave, Wind Energy general, Offshore Wind N/A Birds, Seabirds
Symbiotic Offshore Energy Harvesting and Storage Systems Slocum, A. September 2015 Journal Article Marine Energy general, Wave, Wind Energy general, Offshore Wind N/A Birds
Evaluating the Statistical Power of Detecting Changes in the Abundance of Seabirds at Sea Maclean, I., et al. January 2013 Journal Article Marine Energy general, Wind Energy general, Offshore Wind N/A Birds
Marine Bird Distribution Along the Oregon Coast Suryan, R., et al. April 2012 Report Marine Energy general, Wind Energy general, Offshore Wind Static Device Birds
Population Sizes of Seabirds Breeding in Scottish SPAs Lewis, M., et al. July 2012 Report Marine Energy general, Wind Energy general, Offshore Wind N/A Birds
Individual Consistency in the Foraging Behaviour of Northern Gannets: Implications for Interactions with Offshore Renewable Energy Developments Soanes, L., et al. March 2013 Journal Article Marine Energy general, Wind Energy general, Offshore Wind Static Device Birds
Updated Summary of Knowledge: Selected Areas of the Pacific Coast Kaplan, B., et al. July 2010 Report Marine Energy general, Wind Energy general, Offshore Wind N/A Benthic Invertebrates, Birds, Ecosystem, Fish, Marine Mammals, Sea Turtles, Socio-economics
Great Skua (Stercorarius skua) Movements at Sea in Relation to Marine Renewable Energy Developments Wade, H., et al. October 2014 Journal Article Marine Energy general, Wind Energy general, Offshore Wind Static Device Birds
User Guide for the MRSea Package: Marine Renewables Strategic Environmental Assessment Scott-Hayward, L., et al. October 2013 Report Marine Energy general, Wind Energy general, Offshore Wind N/A Birds, Marine Mammals
The Development and Use of Individuals-Based Models to Predict the Effects of Habitat Loss and Disturbance on Waders and Waterfowl West, A., Caldow, R. March 2006 Journal Article Marine Energy general, Wind Energy general, Offshore Wind N/A Birds, Shorebirds, Waterfowl, Nearfield Habitat
Marine Renewable Energy and Environmental Interactions: Baseline Assessments of Seabirds, Marine Mammals, Sea Turtles and Benthic Communities on the Oregon Shelf Henkel, S., Suryan, R., Lagerquist, B. February 2014 Book Chapter Marine Energy general, Wind Energy general, Offshore Wind N/A Benthic Invertebrates, Birds, Marine Mammals, Sea Turtles
Modeling At-Sea Occurrence and Abundance of Marine Birds to Support Atlantic Marine Renewable Energy Planning: Phase 1 Report Kinlan, B., et al. May 2016 Report Marine Energy general, Wind Energy general, Offshore Wind N/A Birds, Seabirds
Seabird Distribution and Abundance in the Offshore Environment Final Report Kuletz, K., Labunski, E. February 2017 Report Marine Energy general, Wind Energy general, Offshore Wind N/A Birds, Seabirds
Tracking seabirds to identify ecologically important and high risk marine areas in the western North Atlantic Montevecchi, W., et al. November 2012 Journal Article Marine Energy general, Wind Energy general, Offshore Wind N/A Birds, Seabirds
Identifying ecologically important marine areas for seabirds using behavioural information in combination with distribution patterns Camphuysen, K., et al. November 2012 Journal Article Marine Energy general, Wind Energy general, Offshore Wind N/A Birds, Seabirds
Marine bird colony and at-sea distributions along the Oregon coast: Implications for marine spatial planning and information gap analysis Suryan, R., et al. April 2012 Report Marine Energy general, Wind Energy general, Offshore Wind N/A Birds
Automatic Bird Identification for Offshore Wind Farms Niemi, J., Tanttu, J. March 2019 Book Chapter Offshore Wind N/A Birds
Operational offshore wind farms and associated ship traffic cause profound changes in distribution patterns of Loons (Gavia spp.) Mendel, B., et al. February 2019 Journal Article Offshore Wind N/A Birds
First year post-construction monitoring of bats and birds at Wind Turbine Test Centre Østerild Therkildsen, O., Elmeros, M. January 2015 Report Offshore Wind Dynamic Device Bats, Birds
New York Department of State Offshore Atlantic Ocean Study New York Department of State July 2013 Report Offshore Wind N/A Birds, Fish, Invertebrates, Marine Mammals, Reptiles, Human Dimensions
Modeling Wildlife Densities and Habitat Use Across Temporal and Spatial Scales on the Mid-Atlantic Continental Shelf: Annual Report for the First Budget Period Williams, K. April 2013 Report Offshore Wind Habitat Change Birds, Marine Mammals, Reptiles
High-Resolution Aerial Imaging Surveys of Marine Birds, Mammals, and Turtles on the US Atlantic Outer Continental Shelf - Utility Assessment, Methodology Recommendations, and Implementation Tools Normandeau Associates April 2013 Report Offshore Wind N/A Birds, Marine Mammals, Reptiles
Cumulative Effects of Wind Farms in the Dutch North Sea on Bird Populations Poot, M., et al. June 2012 Conference Paper Wind Energy (General), Offshore Wind Avoidance, Collision Birds
A Review of Methods to Monitor Collisions or Micro-Avoidance of Birds with Offshore Wind Turbines - Part 1: Review Strategic Ornithological Support Services Project Collier, M., Dirksen, S., Krijgsveld, K. September 2011 Report Wind Energy (General), Offshore Wind Avoidance, Collision Birds
Assessing the Impacts of Wind Farms on Birds Drewitt, A., Langston, R. March 2006 Journal Article Wind Energy (General), Offshore Wind Avoidance, Collision, Displacement, Habitat Change Birds
Avian Sensitivity to Mortality: Prioritising Migratory Bird Species for Assessment at Proposed Wind Farms Desholm, M. June 2009 Journal Article Wind Energy (General), Offshore Wind Habitat Change Birds, Passerines, Raptors, Seabirds, Waterfowl
Birds and Offshore Wind Farms: A Hot Topic in Marine Ecology Exo, K., Hüppop, O., Garthe, S. April 2003 Journal Article Wind Energy (General), Offshore Wind Avoidance, Collision, Displacement, Habitat Change Birds, Seabirds, Ecosystem Processes, Nearfield Habitat
Retrospective and Outlook for an Environmentally Sound Development of Offshore Wind Energy Lüdeke, J. January 2019 Journal Article Wind Energy (General), Offshore Wind N/A Birds, Marine Mammals, Cetaceans, Human Dimensions, Environmental Impact Assessment
Horns Rev 2 Offshore Wind Farm Bird Monitoring Program 2010-2012 Skov, H., et al. December 2012 Report Wind Energy (General), Offshore Wind Avoidance, Collision, Habitat Change Birds
Horns Rev II Offshore Wind Farm Monitoring of Bird Migration Skov, H., et al. May 2009 Report Wind Energy (General), Offshore Wind Avoidance, Collision, Habitat Change Birds, Passerines, Seabirds, Waterfowl
Influence of Behavior on Bird Mortality in Wind Energy Developments Smallwood, K., Rugge, L., Morrison, M. September 2009 Journal Article Wind Energy (General), Offshore Wind Avoidance, Collision, Displacement Birds, Passerines, Raptors, Waterfowl
A Markov Model for Planning and Permitting Offshore Wind Energy: A Case Study of Radio-Tracked Terns in the Gulf of Maine, USA Cranmer, A., et al. May 2017 Journal Article Wind Energy (General), Offshore Wind N/A Birds, Seabirds
Preliminary Investigations of Bird-Turbine Collisions at Nysted Offshore Wind Farm and Final Quality Control of Thermal Animal Detection System (TADS) Desholm, M. January 2005 Report Wind Energy (General), Offshore Wind Avoidance, Collision Birds, Seabirds, Waterfowl
Vulnerability of Scottish Seabirds to Offshore Wind Turbines Furness, B., Wade, H. February 2012 Report Wind Energy (General), Offshore Wind Avoidance, Collision, Habitat Change Birds, Raptors, Seabirds, Waterfowl
Whooper Swan Cygnus cygnus Migration in Relation to Offshore Wind Farms Griffin, L., Rees, E., Hughes, B. October 2010 Conference Paper Wind Energy (General), Offshore Wind Avoidance, Collision, Displacement, Habitat Change Birds, Waterfowl
Attraction of nocturnally migrating birds to artificial light: The influence of colour, intensity and blinking mode under different cloud cover conditions Rebke, M., et al. May 2019 Journal Article Wind Energy (General), Offshore Wind Attraction, Lighting Birds
Pilot field study: observations from a fixed platform on occurrence and behaviour of common guillemots and other seabirds in offshore wind farm Luchterduinen Leopold, M., Verdaat, H. September 2018 Report Wind Energy (General), Offshore Wind Attraction, Collision Birds, Seabirds
Patterns of migrating soaring migrants indicate attraction to marine wind farms Skov, H., et al. December 2016 Journal Article Wind Energy (General), Offshore Wind Attraction, Habitat Change Birds, Raptors
Seabirds and Offshore Wind Farms in European Waters: Avoidance and Attraction Dierschke, V., Furness, R., Garthe, S. October 2016 Journal Article Wind Energy (General), Offshore Wind Attraction, Avoidance, Habitat Change Birds, Seabirds
Seabird Avoidance and Attraction at an Offshore Wind Farm in the Belgian Part of the North Sea Vanermen, N., et al. September 2015 Journal Article Wind Energy (General), Offshore Wind Attraction, Avoidance, Habitat Change Birds, Seabirds
Green Light For Nocturnally Migrating Birds Poot, H., et al. January 2008 Journal Article Wind Energy (General), Offshore Wind Attraction, Lighting Birds
The consequences of seabird habitat loss from offshore wind turbines, version 2 van Kooten, T., et al. July 2019 Report Wind Energy (General), Offshore Wind Avoidance, Collision Birds, Seabirds, Nearfield Habitat
ORJIP Bird Collision and Avoidance Study Skov, H., et al. April 2018 Report Wind Energy (General), Offshore Wind Avoidance, Collision Birds, Seabirds
Dodging the blades: new insights into three-dimensional space use of offshore wind farms by lesser black-backed gulls Larus fuscus Thaxter, C., et al. January 2018 Journal Article Wind Energy (General), Offshore Wind Avoidance, Collision Birds, Seabirds
Seabirds as samplers of the marine environment - a case study of northern gannets Garthe, S., et al. April 2017 Journal Article Wind Energy (General), Offshore Wind Avoidance Birds, Seabirds
Unforeseen Responses of a Breeding Seabird to the Construction of an Offshore Wind Farm Harwood, A., et al. February 2017 Book Chapter Wind Energy (General), Offshore Wind Avoidance, Habitat Change Birds, Seabirds
Avoidance Behaviour of Birds around Offshore Wind Farms: Overview of Knowledge Including Effects of Configuration Krijgsveld, K. July 2014 Report Wind Energy (General), Offshore Wind Avoidance, Habitat Change Birds
Assessing Northern Gannet Avoidance of Offshore Windfarms Rehfisch, M., et al. June 2014 Report Wind Energy (General), Offshore Wind Avoidance, Habitat Change Birds, Seabirds
Soaring Migratory Birds Avoid Wind Farm in the Isthmus of Tehuantepec, Southern Mexico Villegas-Patraca, R., Cabrera-Cruz, S., Herrera-Alsina, L. March 2014 Journal Article Wind Energy (General), Offshore Wind Avoidance, Habitat Change Birds
Wind Energy's Subtle Effect - Habitat Fragmentation Pruett, J. May 2013 Presentation Wind Energy (General), Offshore Wind Avoidance, Habitat Change Bats, Birds
A Review of Flight Heights and Avoidance Rates of Birds in Relation to Offshore Wind Farms Cook, A., et al. May 2012 Report Wind Energy (General), Offshore Wind Avoidance, Habitat Change Birds
Barriers to Movement: Modelling Energetic Costs of Avoiding Marine Wind Farms Amongst Breeding Seabirds Masden, E., et al. July 2010 Journal Article Wind Energy (General), Offshore Wind Avoidance, Habitat Change Birds, Seabirds
Avian Issues for Offshore Wind Development Allison, T., Jedrey, E., Perkins, S. June 2008 Journal Article Wind Energy (General), Offshore Wind Avoidance, Collision, Displacement, Habitat Change Birds, Waterfowl
Information Needs to Support Environmental Impact Assessments of the Effects of European Marine Offshore Wind Farms on Birds Fox, A., et al. March 2006 Journal Article Wind Energy (General), Offshore Wind Avoidance, Collision, Habitat Change Birds, Seabirds, Human Dimensions, Environmental Impact Assessment
Final Results of Bird Studies at the Offshore Wind Farms at Nysted and Horns Rev, Denmark Petersen, I., et al. January 2006 Report Wind Energy (General), Offshore Wind Avoidance, Collision, Habitat Change Birds, Seabirds, Nearfield Habitat
Baseline Studies North Sea Wind Farms: Fluxes, Flight Paths and Altitudes of Flying Birds 2003-2004 Krijgsveld, K., et al. October 2005 Report Wind Energy (General), Offshore Wind Avoidance Birds
Best Practice Guidance for the Use of Remote Techniques for Observing Bird Behaviour in Relation to Offshore Wind Farms Desholm, M., Fox, A., Beasley, P. January 2004 Report Wind Energy (General), Offshore Wind Avoidance Birds, Seabirds, Shorebirds
Base-Line Investigations of Birds in Relation to an Offshore Wind Farm at Rødsand: Results and Conclusions, 2002 Desholm, M., et al. September 2003 Report Wind Energy (General), Offshore Wind Avoidance, Habitat Change Birds, Passerines, Raptors, Seabirds, Waterfowl
Assessment of the Effects of Offshore Wind in Birds Percival, S. January 2001 Report Wind Energy (General), Offshore Wind Avoidance, Collision, Habitat Change Birds, Seabirds, Waterfowl
Effects on Birds of an Offshore Wind Park at Horns Rev: Environmental Impact Assessment Noer, H., et al. January 2000 Report Wind Energy (General), Offshore Wind Avoidance, Collision, Habitat Change Birds, Raptors, Seabirds, Waterfowl, Human Dimensions, Environmental Impact Assessment
Collision and displacement vulnerability to offshore wind energy infrastructure among marine birds of the Pacific Outer Continental Shelf Kelsey, E., et al. September 2018 Journal Article Wind Energy (General), Offshore Wind Collision, Displacement Birds
Displacement of seabirds by an offshore wind farm in the North Sea Welcker, J., Nehls, G. July 2016 Journal Article Wind Energy (General), Offshore Wind Displacement, Habitat Change Birds, Seabirds
Approaching Population Thresholds in Presence of Uncertainty: Assessing Displacement of Seabirds from Offshore Wind Farms Busch, M., Garthe, S. January 2016 Journal Article Wind Energy (General), Offshore Wind Displacement Birds, Seabirds
Assessing Seabird Displacement at Offshore Wind Farms: Power Ranges of a Monitoring and Data Handling Protocol Vanermen, N., et al. September 2015 Journal Article Wind Energy (General), Offshore Wind Displacement, Habitat Change Birds, Seabirds
Developing a Habitat Loss Method for Assessing Displacement Impacts from Offshore Wind Farms Busch, M., et al. March 2015 Report Wind Energy (General), Offshore Wind Displacement Birds, Seabirds
Population Consequences of Displacement from Proposed Offshore Wind Energy Developments for Seabirds Breeding at Scottish SPAs Searle, K., et al. May 2014 Report Wind Energy (General), Offshore Wind Displacement, Habitat Change Birds, Seabirds
Bird Monitoring at Offshore Wind Farms in the Belgian Part of the North Sea - Assessing Seabird Displacement Effects Vanermen, N., et al. January 2013 Report Wind Energy (General), Offshore Wind Displacement, Habitat Change Birds
Spatial Factors Affecting Statistical Power in Testing Marine Fauna Displacement Lapeña, B., et al. October 2011 Journal Article Wind Energy (General), Offshore Wind Displacement, Habitat Change Birds
Use of Aerial Surveys to Detect Bird Displacement by Offshore Windfarms Maclean, I., et al. October 2006 Report Wind Energy (General), Offshore Wind Displacement, Habitat Change Birds, Seabirds, Waterfowl
Further Use of Aerial Surveys to Detect Bird Displacement by Offshore Windfarms Maclean, I., Skov, H., Rehfisch, M. October 2007 Report Wind Energy (General), Offshore Wind Displacement, Habitat Change Birds, Seabirds, Waterfowl
Predicting the Displacement of Common Scoter Melanitta nigra from Benthic Feeding Areas Due to Offshore Windfarms Kaiser, M., et al. March 2002 Report Wind Energy (General), Offshore Wind Displacement, Habitat Change Birds, Waterfowl
Strategic Joint Industry Project No.1: Bird avoidance behavior and collision impact monitoring at Offshore Windfarms Marine Scotland, et al. December 2012 Report Wind Energy (General), Offshore Wind Avoidance, Collision, Habitat Change Birds
Feasibility Study for Meta-Analysis of Red-Throated Diver Displacement Dirksen, S., et al. July 2017 Report Wind Energy (General), Offshore Wind Displacement Birds, Waterfowl
Assessment of Displacement Impacts of Offshore Windfarms and Other Human Activities on Red-Throated Divers and Alcids McGovern, S., Goddard, B., Rehfisch, M. December 2016 Report Wind Energy (General), Offshore Wind Displacement Birds
Collision and Displacement Vulnerability Among Marine Birds of the California Current System Associated with Offshore Wind Energy Infrastructure Adams, J., et al. October 2016 Report Wind Energy (General), Offshore Wind Collision, Displacement Birds, Seabirds
Burbo Bank Extension Offshore Wind Farm: Red-throated Diver Displacement Ellis, I., Ward, R. September 2013 Report Wind Energy (General), Offshore Wind Displacement Birds, Waterfowl
Developments in understanding of red-throated diver responses to offshore wind farms in marine Special Protection Areas Allen, S., et al. January 2020 Book Chapter Wind Energy (General), Offshore Wind N/A Birds, Waterfowl
The consequences of seabird habitat loss from offshore wind turbines: a research plan for five selected species van Kooten, T., Soudijn, F., Leopold, M. September 2018 Report Wind Energy (General), Offshore Wind Displacement Birds, Seabirds
Collision, Displacement and Barrier Effect Concept Note Humphreys, E., Cook, S., Burton, N. January 2015 Report Wind Energy (General), Offshore Wind Collision, Displacement, Habitat Change Birds, Raptors, Seabirds, Shorebirds
Predicting the impacts of wind farms on seabirds: An individual-based model Warwick-Evans, V., et al. March 2018 Journal Article Wind Energy (General), Offshore Wind Avoidance, Collision Birds, Seabirds
Breeding density, fine-scale tracking, and large-scale modeling reveal the regional distribution of four seabird species Wakefield, E., et al. October 2017 Journal Article Wind Energy (General), Offshore Wind N/A Birds, Seabirds
Density dependence and marine bird populations: are wind farm assessments precautionary? Horswill, C., O'Brien, S., Robinson, R. October 2017 Journal Article Wind Energy (General), Offshore Wind N/A Birds, Seabirds
High-resolution sea duck distribution modeling: Relating aerial and ship survey data to food resources, anthropogenic pressures, and topographic variables Heinänen, S., et al. May 2017 Journal Article Wind Energy (General), Offshore Wind N/A Birds, Seabirds
Impacts to Wildlife of Wind Energy Siting and Operation in the United States Allison, T., et al. September 2019 Report Wind Energy general, Land-Based Wind, Offshore Wind N/A Bats, Birds, Nearfield Habitat
Resolving environmental effects of wind energy Sinclair, K., et al. April 2018 Journal Article Wind Energy general, Land-Based Wind, Offshore Wind N/A Bats, Birds, Marine Mammals
Do birds in flight respond to (ultra)violet lighting? May, R., et al. December 2017 Journal Article Wind Energy general, Land-Based Wind, Offshore Wind N/A Birds
Wind and Wildlife: Siting Issues and Challenges Walker, R., Swift, A. May 2015 Book Chapter Wind Energy general, Land-Based Wind, Offshore Wind N/A Bats, Birds, Fish, Terrestrial Mammals
Ecological Effects of Wind-Energy Development National Resource Council August 2007 Book Chapter Wind Energy general, Land-Based Wind, Offshore Wind Dynamic Device, Static Device Bats, Birds, Nearfield Habitat
Future Directions in Conservation Research on Petrels and Shearwaters Rodríguez, A., et al. March 2019 Journal Article Wind Energy general, Land-Based Wind, Offshore Wind Dynamic Device Birds, Seabirds
Bird and Bat Collision Risks & Wind Energy Facilities Willmott, J., et al. December 2012 Report Wind Energy general, Land-Based Wind, Offshore Wind Dynamic Device, Static Device Bats, Birds
Wind Farms and Birds: An Updated Analysis of the Effects of Wind Farms on Birds, and Best Practice Guidance on Integrated Planning and Impact Assessment Gove, B., et al. September 2013 Report Wind Energy general, Land-Based Wind, Offshore Wind N/A Birds
Risk Evaluation for Federally Listed (Roseate Tern, Piping Plover) or Candidate (Red Knot) Bird Species in Offshore Waters: A First Step for Managing the Potential Impacts of Wind Facility Development on the Atlantic Outer Continental Shelf Burger, J., et al. January 2011 Journal Article Wind Energy general, Offshore Wind N/A Birds, Seabirds, Shorebirds, Farfield Environment

Pages

Find Tethys on InstagramFind Tethys on FacebookFind Tethys on Twitter
 
CAPTCHA
This question is for testing whether or not you are a human visitor and to prevent automated spam submissions.