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Mashomack Preserve

Shelter Island
Hours

Trails: daily, dawn to dusk.

January firearm-season closures and severe-weather closures apply. If the gate is closed, the preserve is closed. Visitor-center exhibits and bathrooms have separate hours.
Dog Policy

not_allowed

Dogs and other pets are not permitted in the preserve.
Address

South Ferry Road, Shelter Island, NY 11964

Park Type

Nature Preserve

Acreage

2350 acres

Plan your visitBefore you go

Check current details with the operator before heading out.

Hours & season

Trails: daily, dawn to dusk.

January firearm-season closures and severe-weather closures apply. If the gate is closed, the preserve is closed. Visitor-center exhibits and bathrooms have separate hours.

Parking & entrance

Not listed — confirm with the operator.

Fees & residency

Not listed — confirm with the operator.

Restrooms

Not listed — confirm with the operator.

Dog rules

not_allowed

Dogs and other pets are not permitted in the preserve.

Accessibility

Not listed — confirm with the operator.

Listing source
The Nature Conservancy
Last verified
Not yet recorded
Listing updated

Listing updates may include edits or imports. They do not indicate that visitor information was verified.

Missing information does not mean a facility is unavailable or access is unrestricted.

About Mashomack Preserve

Mashomack Preserve spans tidal creeks, oak woodlands, fields, freshwater marshes, and underwater lands on Shelter Island in the Peconic Bay system.

Invasive Species

iMap record
83 Records
11 Species
Aug 4, 2016 Latest Report

Latest reported item: Mile-a-minute-weed on .

Japanese Barberry Berberis thunbergii Plant · Terrestrial · Aug 29, 2008
22 records
Wineberry Rubus phoenicolasius Plant · Terrestrial · Sep 19, 2007
19 records
Japanese Honeysuckle Lonicera japonica Plant · Terrestrial · Aug 29, 2008
15 records
Oriental Bittersweet Celastrus orbiculatus Plant · Terrestrial · Sep 25, 2007
12 records

Amenities

No public amenities are listed for this park yet.

Trails

No hiking trails are listed for this park yet.

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