Marine Habitats

Enhancing management of ocean ecosystems that extend across state borders

Water Quality

Advancing regional-scale efforts for healthy, clean ocean waters

Climate Change Adaptation

Understanding impacts on marine ecosystems, coastal communities and economies

Renewable Energy

Planning for sustainable and compatible wind power in offshore waters.

About MARCO

MARCO is the Mid-Atlantic Regional Council on the Ocean, formed in 2009 by a governors’ agreement among New York, New Jersey, Delaware, Maryland, and Virginia.

MARCO Partnership Opportunities

MARCO’s 2022 – 2024 Work Plan

Mid-Atlantic Ocean Data Portal

The Portal is an ocean planning resource center featuring the Marine Planner, an interactive mapping tool.

Check out the latest Portal News & Updates!

Mid-Atlantic Ocean Planning Committee

The Mid-A OPC is a committee established by MARCO to foster collaboration among states, federal agencies, the Mid-Atlantic Fishery Management Council, and federally recognized tribes, and to engage stakeholders.

News & Updates

A screen capture from the Oct. 10 NYSERDA offshore wind workforce initiatives webinar.

Request for Qualifications: Offshore Wind Contractor

MARCO is seeking a contractor to assist in convening a Central Atlantic Transmission Planning Subcommittee.

Atlantic Cape Community College Wind Training Center

Request for Qualifications: Community-Based Social Marketing Contractor

MARCO seeks qualified individuals or organizations to conduct regional research on preventing abandoned and derelict vessels in the Mid-Atlantic region.

An image of a blue crab overlooking Baltimore Harbor with text reading: Save the Date The Seventh Annual MID-ATLANTIC OCEAN FORUM MAY 6-8, 2025 | Baltimore, MD Additional details to come at midatlanticocean.org. Questions? Email events@midatlanticocean.org

The 2025 Mid-Atlantic Ocean Forum

Mark your calendars for May 6-8, as the region’s premier ocean planning event will be held in Baltimore, MD. Details will be added to this page in the weeks ahead.

A diagram illustrating how ocean acidification occurs

MACAN Educational Video Series

This four-part series will introduce you to the sources of coastal and ocean acidification, its impacts on coastal habitats, fisheries, and livelihoods, and the technology scientists are developing to monitor acidification and remove carbon dioxide from the ocean.

An image of a tidal marsh at sunset with text reading: Mid-Atlantic Ocean Conservation Summit October 1-3, 2024 Monmouth University West Long Branch, New Jersey

The Mid-Atlantic Ocean Conservation Symposium

Thanks to all who participated in this year’s event. Click here to view videos of the panels and presentations.