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! Maps and drawings can be saved and shared through your group with other registered Portal users.

To create your own map group, click here.

*Note: MARCO reserves the right to review and remove Groups and content shared within them due to inactivity, inappropriate content or other misuse.

Member Groups



Port Republic Demo

A place for participants in the 8/7/18 Portal session to share maps

Fall 2020 Marine Applications of GIS

Group for use in class by students at Monmouth University.

2019 Exploring Local Waters: Hudson Canyon

A space for participants in the Wildlife Conservation Society's August course "Exploring Local Waters: Hudson Canyon" to collaborate on a project and share resources.

BY 442

This is a marine spatial planning exercise for BY442 Natural Resources and Conservation


Wind Energy Team, NJ DEP, Marine Fisheries Administration


This group is for people to practice using the Portal's cool Draw Feature by creating and sharing their own drawings of sea creatures! Best drawings are eligible for fabulous prizes in 3 categories: Whimsical, Realistic and Artistic. Please use the draw feature's "Name" and "Description" boxes to tell us something about your drawing and (optionally) your name or pseudonym!


PEIS Development Avanti w/ ICF

OSW PAM Coordination

Attempting to share map drawings

Monmouth University BY 442

The Spring of 2020 database portal project

Central Atlantic Planning Area

DE DNREC - Data layers to consider while reviewing BOEMs Central Atlantic planning area



NJ Whale Concerns 2023

Investigation the potential link(s) to the sudden, still unexplained deaths of Marine Mammals Off NJ

Fall 2021 Marine Applications of GIS

Fall 2021 Marine Applications of GIS

Delaware Training October 2019

A space for participants in the 10/24/19 Delaware staff Portal training to share map resources


Map data for the OWRC transmission subcommittee

MSP project

This is just a test for a school project


For the final project in MAR464

SISCL January 2023

Shared map data for the Staten Island School of Civic Leadership's activity at the N.Y. Aquarium on 1/18/23

DNREC - Central Atlantic Call Area

Map for DNREC to coordinate review of Central Atlantic Call Area

Long Island City Demo

A space for participants in the 10/15/19 Portal training in Long Island City, NY, to share maps/resources

2021 Exploring Local Waters: Hudson Canyon

A space for participants in the August 2021 WCS professional development course to share maps and resources.

AIS Data Demonstration - 12/11/2018

Quick links to facilitate discussion

Mapping at Jenk's

A place for participants of the American Littoral Society event "Planning and Mapping in Our Busy Mid-Atlantic Ocean" to share their work. 7/20/18 at Jenkinson's Aquarium

Virginia Central Atlantic Planning Map

Virginia Central Atlantic Planning Map