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Cold Spring Harbor Fish Hatchery
and Aquarium

The Cold Spring Harbor Fish Hatchery & Aquarium is a great place to take your children and an opportunity for them to learn about the freshwater ecosystems of New York. Kids will be delighted to see the large collection of fish, amphibians, and freshwater reptiles and learn about how they are bred and born.

The Cold Spring Harbor Fish and Hatchery is a nice place to take the kids on a rainy dayThe Cold Spring Harbor Fish and Hatchery is a Long Island attractionYou can see the freshwater fish and learn about NYS ecosystem at the Cold Spring Harbor Fish and Hatchery

There are 2 aquarium buildings and 8 outdoor ponds at the Cold Spring Harbor Fish Hatchery, which is located at 1660 Route 25A, Cold Spring Harbor, NY.

The hatchery was closed on March 31, 1982 and was reopened the next day as a non-profit educational center. The Hatchery welcomes many visits from schools, groups, scouts, and other institutions and stands to enhance the public's knowledge of freshwater ecosystems of New York State.

The Cold Spring Harbor Fish and Hatchery is an aquarium center in Suffolk County

There are many exciting educational programs for all age groups. For reservations, you can call (516) 692-6768.

The exhibits at this aquarium in Cold Spring Harbor, New York are...

  • Fairchild Exhibit Building: The building houses aquariums with many smaller freshwater fish. The building was named after Julia F. Fairchild, who was able to keep the Hatchery open after New York State wanted to close it.
  • Hatch House & Rearing Pools: This is where the trout eggs stay until they hatch. They remain here for about 4 months. They are then moved to the rearing pools, where they can grow until they are ready to move to the larger ponds.
  • Robert Koenig Memorial Pond: Houses brown trout and water lilies.
  • Round Ponds: You can find brook or rainbow trout in the round ponds.
  • Tidal Creek Observation Platform: From the platform you can see birds, animals, and fish from make their way to the St. John's Pond spillway and dam.
  • Tidal Raceway: The Tidal Raceway receives freshwater from the outdoor ponds. The water empties into the Long Island Sound. The "Catch and Keep" trout fishing takes place here.
  • Trout ponds: These ponds are home to the grown trout. The water is 52 degrees year round.
  • Turtle pond: There are many different turtle species in this pond. The water comes from St. John's Pond, located directly south of the hatchery.
  • Walter L. Ross II Aquarium Building: The building was named after Walter L. Ross II, a trout fisherman and board member. You will find over 30 different species of freshwater fish here.
  • Warm water pond: The water in this pond varies. In the winter it may freeze and in the summer the water can reach temperatures as warm as 80 degrees. There is a large variety of fish in this pond, including American eels, largemouth and smallmouth bass, channel catfish, pumpkinseeds, and northern pike.


Because the Cold Spring Harbor Fish Hatchery and Aquarium is not-for-profit, it relies on donations, memberships, and admission to remain open. Membership includes a year of free admission, discounts on seasonal programs for kids, invites to special events, and gift shop discounts.


The Hatchery is open daily from 10am to 5pm.
During the months of June, July, August the Hatchery is also open weekends from 10am to 6pm


  • Adults: $6
  • Kids (3-12): $4
  • Ages 65+: $4
  • 2 and under: free
  • Members: free


You can fish for trout!

You can bring your own fishing equipment or rent from the Hatchery. You must keep and catch your trout, which is $4.00 a fish. There is a fishing fee of $5. For more information on trout fishing at the hatchery, call (516) 692-6768.

Fishing Hours

Friday - Tuesday

  • 10am to 12pm
  • 1pm to 3pm

During the months of June, July, August fishing hours include weekends from 4pm to 6pm.

Birthday Parties

Of course, the Hatchery is host to birthday parties. During a party the children get to view a live animal presentation and fish feeding. The Hatchery provides the outdoor and indoor picnic tables and goodies bags with toys and candy.

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