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    1. Local experiences/
    2. Harwich Port, MA/
    3. Water Activities/
    4. Boat Tours/
    5. Monomoy Seal Watching Cruise

    The very best experiences curated by local experts

    Best local prices
    Flexible cancellations
    Private & secure
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    Monomoy Seal Watching Cruise

    Cruise shallow channels to observe Gray seals and historic lighthouses with a naturalist guide.

    From$48/ person

    Duration

    75 mins

    Includes

    Naturalist cruise, Seal viewing

    Highlights

    Glide through the narrow channels and isolated lagoons around Monomoy Island on a 75-minute cruise. Spot Gray and harbor seals up close while a trained naturalist shares wildlife facts and local history.

    1. Glide past beaches, channels and hidden lagoons
    2. Observe Gray and harbor seals from a close yet respectful distance
    3. Hear expert narration from an onboard naturalist
    4. Watch for seabirds and occasional great white shark shadows
    5. Pass historic lighthouses and picturesque harbors

    What's Included

    1. Narrated tour by a trained naturalist
    2. Close-up views of Gray and harbor seals, seabirds and other wildlife
    3. Scenic cruise through Monomoy Island and surrounding harbors

    Things to know

    The captain may change or cancel trips for safety, and a minimum number of fares is required.

    Cancellation policy

    Free cancellation up to 24 hours before departure; trips cancelled within 24 hours are non-refundable and non-transferable. Tours require a minimum number of passengers and the captain may modify or cancel any trip for safety or operational reasons.

    Meeting location

    731 Route 28, Harwich Port, MA 02646

    Experience provided by Monomoy Island Excursions
    Experience provided by Monomoy Island Excursions

    How can we help?

    We are here to assist with special requests, large groups, last minute needs, and any questions you may have.

    Call or text (650) 414-7338

    Reference #US2C85

    Adult

    $48

    Ages 13+

    0

    Child

    $40

    Ages 4–12

    0

    Infant

    $20

    Ages 3 and under

    0

    Handpicked for you, so you can book with confidence

    • Best local prices

    • Flexible cancellation

    • Private and secure

    Each booking directly supports small businesses in our community.

    4.6 stars• 297 reviews

    Review summary

    4.6
    Excellent
    297 reviews•Google Maps

    This seal tour delivers exactly what Cape Cod visitors are looking for without the uncertainty of whale watching. Captain Pete and guide Nicole (along with Nancy on some tours) have clearly mastered the art of being genuinely engaging without overwhelming you with facts. Reviewers consistently mention getting surprisingly close to the gray seals without disturbing them, plus you'll catch glimpses of lighthouses, historic sites like potential Prohibition-era rum running spots, and gorgeous coastal scenery. The small group size of just 25 guests keeps things intimate and relaxed. The timing hits a sweet spot at just over an hour, long enough to feel worthwhile but not so long that kids get restless or the wind becomes uncomfortable. Speaking of wind, nearly everyone mentions bringing extra layers since it gets breezy on the water, even in warmer months. The boat itself gets praise for being clean and comfortable, and the crew strikes that perfect balance between informative commentary and quiet moments to simply enjoy the views. One family even said this topped their entire week-long New England vacation, which is saying something. Free parking is a bonus, and several people recommend arriving early to grab food at the nearby cafe or browse local artist stands afterward.

    What people are saying

    Review 1 of 5
    5/5

    Excellent tour of the harbors nearby! Monomoy island and the seal tour was fantastic! Kids and adults all loved it. The staff was so friendly, from check-in to the tour. Great work to the crew! Parking is free and convenient. Would recommend getting there early, or staying after, for a beautiful view with a snack or breakfast/lunch at the cafe (right by the dock). Also, shop the local artist stands afterwards. I bought some beautiful hand painted shells.

    Photo of Janelle Grady

    Janelle Grady

    August 29, 2025

    Review 1 of 1
    5/5

    Excellent tour of the harbors nearby! Monomoy island and the seal tour was fantastic! Kids and adults all loved it. The staff was so friendly, from check-in to the tour. Great work to the crew! Parking is free and convenient. Would recommend getting there early, or staying after, for a beautiful view with a snack or breakfast/lunch at the cafe (right by the dock). Also, shop the local artist stands afterwards. I bought some beautiful hand painted shells.

    Photo of Janelle Grady

    Janelle Grady

    August 29, 2025

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