Marine Mammal Rescue
Seacoast Science Center Marine Mammal Rescue staffs a 24/7 hotline and responds to all reports of marine mammals that haul out or strand on the shore in New Hampshire and northern Massachusetts (from Essex, MA to the Maine border).
Marine Mammal Response Hotline: 603-997-9448
What should you do if you spot a live or dead seal or other marine mammal on a beach?
Marine Mammal Response Hotline: 603-997-9448
- Watch quietly from at least 150 feet away
- Keep dogs away from the animal
- Do not pour water on the animal
- Do not offer the animal food or water
- Do not cover the animal with a towel or blanket
- Do not try to move the animal
- Call 603-997-9448 and report the animal’s location, size, coloring, and behavior.

About MMR
Seacoast Science Center’s Marine Mammal Rescue (MMR) team is advancing wildlife conservation through stranded marine mammal response, care, and community outreach in New Hampshire and Northern Massachusetts.

How You Can Help
There are many different ways you can help our marine mammal rescue and education efforts.

Response and Rescue
Our Marine Mammal Rescue Team responds to every caller’s report of any marine mammal that has hauled out or stranded on the New Hampshire or northern Massachusetts shore.

Meet the Species
Learn about the species that our Marine Mammal Rescue team responds to most frequently.

Seal of Approval
An eco-label for kayaking tour companies from coastal New Hampshire to Essex, MA.

Tracking Harbor Seal #087
Rescued by MMR, #087 was rehabilitated and released back into the ocean in 2021, outfitted with satellite-tagging technology.

Dog-Friendly Beaches in NH & Northern MA
Looking to spend quality time outdoors with your pup? Check out our map of dog-friendly beaches and tips to help reduce your pet's impact on local wildlife!

Webinars
Our live-stream webinars give you the opportunity to connect with our staff and collaborating partners, ask questions, and learn more about our work to advance marine and environmental conservation through education and action. All webinars are recorded and viewable at your convenience.