North Coaling Docks in Dry Tortugas National Park

Sight · Dry Tortugas National Park

North Coaling Docks

Swim over the Navy’s old pilings beside a deep, fish-rich channel.

Photo: Wikimedia Commons

Overview

About North Coaling Docks

Why stop

  • Historic pilings and marine life make a distinctive snorkel stop.

Heads up

  • Open water, no lifeguard and distant medical help.

Map

Where it is

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SightNorth Coaling Docks24.63040, -82.87120
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Plan your stop

Before you go

5 active Dry Tortugas alerts

  • CautionGarden Key Harbor Light extinguishedVessel operators should treat the Garden Key Harbor Light as extinguished while it undergoes repairs. - The NPS says it is unknown when the light will again be illuminated.Official details
  • ClosureBush Key partially closed for nesting seasonVisitors may access only the harborside of Bush Key through Fall 2026 because the island is closed to protect nesting Sooty Terns, Brown Noddies, and Magnificent Frigatebirds.Official details
See all 5 alerts
A park ranger sits on a dash-mounted phone, talking, as Parkwolf’s Tour Guide plays “Army Cutworm Moths: A Grizzly Bear Buffet” on Grand Loop Road below Dunraven Pass in Yellowstone
Parkwolf Tour GuideThe highest, rockiest slopes around here are a summer buffet for grizzly bears.

Dry Tortugas Tour Guide

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More stories near here in the app

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  • Too Heavy for the Scrap Dealer
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Guide

More about North Coaling Docks

A snorkel over the old pierNorth Coaling Docks are the surviving pilings of late-1800s U.S.

North Coaling Docks are the surviving pilings of late-1800s U.S. Navy coaling piers at the north end of Garden Key, near North Beach. The warehouses and dock are gone. This is an in-water stop for snorkeling or diving, not a shore-side ruin to walk through.

Fish along the channelA dredged channel drops away beside the pilings.

A dredged channel drops away beside the pilings. Their shelter draws large grouper, tarpon, barracuda and occasional sharks; smaller fish and colorful coral live on and around the structure. These are possible encounters, not guaranteed sightings.

A Navy refueling stopThe Navy built the coaling warehouses and piers in the late 1800s to refuel ships.

The Navy built the coaling warehouses and piers in the late 1800s to refuel ships. A strong hurricane destroyed them, and the Navy did not rebuild. The pilings are what remains of that working harbor.

Take the water seriouslyThere is no lifeguard, and the nearest medical help is 70 miles away.

There is no lifeguard, and the nearest medical help is 70 miles away. Keep at least an arm's length from the bottom and coral. Coral, reef fish and cultural artifacts are protected: do not touch or take them, and do not fish. Divers should go with a buddy and choose between the north and south coaling sites with the wind in mind.

Wildlife

Wildlife in Dry Tortugas

All Dry Tortugas wildlife maps

Sighting maps show where each species has been reported across Dry Tortugas. Wildlife moves, so no sighting is guaranteed.

Parkwolf’s Dry Tortugas ranking

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