{"id":4216,"date":"2020-10-30T15:23:50","date_gmt":"2020-10-30T19:23:50","guid":{"rendered":"https:\/\/cmast.ncsu.edu\/?page_id=4216"},"modified":"2020-10-30T15:52:54","modified_gmt":"2020-10-30T19:52:54","slug":"seepc-methane-seep-connectivity-at-nc-state","status":"publish","type":"page","link":"https:\/\/cmast.ncsu.edu\/people-at-cmast\/eggleston\/outreach\/seepc-methane-seep-connectivity-at-nc-state\/","title":{"rendered":"SEEPC: Methane Seep Connectivity at NC State"},"content":{"rendered":"\n

What is Methane Seep?<\/h2>\n\n\n\n

Methane seeps, also known as cold seeps, occur along continental margins where reduced methane and sulfide emerge from ocean sediment. Methane seeps were fairly recently discovered (1984), but have since been found throughout the world\u2019s oceans. The exploration of methane activity off of the U.S. Atlantic Margin led to the discovery of more than 400 methane seeps, which drastically increases scientific understanding of seep distribution and abundance patterns, as well as the implications for potentially high population connectivity among seep invertebrates.<\/p>\n\n\n\n

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About the Project<\/h2>\n\n\n\n

This project will evaluate connectivity on spatial scales that match those at which vent systems are being studied (3500 km), with a set of nested seeps (within the Barbados system) within which connectivity can be explored at more local spatial scales (30 to 130 km), and with species that span depth (600 m to 3600 m) and geographic ranges (30 km to 3500 km) and that have diverse life-history characteristics.  Five deep-sea seep systems in the Intra- American Sea (IAS) are targeted: Blake Ridge, Florida Escarpment, Alaminos Canyon, Brine Pool, Barbados (El Pilar, Orenoque A, Orenoque B). The primary objective is to advance our general knowledge of connectivity in the deep sea. The focus is on species and processes occurring in the IAS, with attention to oceanographic circulation, life histories, and genetics. Questions that apply in shallow-water systems motivate this study:<\/p>\n\n\n\n