Welcome to the Marco
Data Portal
The Mid-Atlantic Ocean Data Portal is a free online mapping and information site focused on ocean areas from New York through Virginia.
Every Map Tells A Story. We Help You Tell Yours.
MARCO serves as a regional ocean planning leader with the Mid-Atlantic Ocean Data Portal.
The Data Portal serves as a platform to engage all stakeholders in the
Mid-Atlantic, putting state-of-the-art mapping and visualization technology into the hands of public agencies, marine industries, community leaders and others involved in ocean planning as well as the general public.
View Maps
Browse over 5,000 maps showing fishing grounds, marine life habitats and much more in Marine Planner.
Global, federal, regional, and state mapping resources.
Work with friends in a Group, schedule a Portal training, or share your feedback and questions with us.
Groups are an opportunity to share information and resources with like-minded ocean users. Create or join a map group that interests you ‒ and invite your colleagues!
The Portal Team will work with you to schedule an online or in-person training session with your agency or organization.
How to Use the Portal
Browse our library of tutorial materials, webinars and Portal use case studies.
Learn how to use the Portal, discover tips and tricks with How Tuesday webinars, discover Case studies.
Create. Collaborate. Share.
Join the Mid-Atlantic Ocean Data Portal to use the ocean planning resource center,
the marine planner, and the interactive mapping tool.