
Henderson Island
Eastern South Pacific · Pitcairn Islands
A remote, uninhabited raised coral atoll in the eastern South Pacific with near-pristine island ecology and major seabird breeding colonies.
The Tide List · considered directory
A curated route to makers, places, restaurants, experiences, laboratories, networks and resources connected with the ocean-shaped world.
Selected with context.
Disclosed with care.
Entries begin with relevance, usefulness and an ocean connection—not payment.
Independent, submitted, affiliate and sponsored relationships are labelled.
Each record carries an information-check date and links to its controlling source.
Explore the directory
Showing 1–12 of 182 matching listings. Inclusion is informational—not a ranking, certification or guarantee.

Eastern South Pacific · Pitcairn Islands
A remote, uninhabited raised coral atoll in the eastern South Pacific with near-pristine island ecology and major seabird breeding colonies.

Southern Ocean · Tasmania · Australia
A remote Southern Ocean island where oceanic crust and mantle rocks rise above sea level and immense penguin and seal colonies occupy a storm-shaped coast.

Atlantic coast · Mauritania
An Atlantic coastal national park where shallow waters, seagrass-covered mudflats, islands and permanent upwelling support fish, marine mammals and enormous concentrations of migratory shorebirds.

Southern Indian Ocean · Australian external territory
Remote volcanic sub-Antarctic islands in the southern Indian Ocean surrounded by a large marine World Heritage property and crucial breeding habitat for seals, penguins, petrels and albatrosses.

Fernando de Noronha & Rocas Atoll · Brazil
Two South Atlantic oceanic protected areas whose nutrient-rich waters, reefs, tidal pools and islands provide breeding and feeding habitat for dolphins, turtles, sharks, tuna and seabirds.

Gulf of Chiriquí · Panama
A Tropical Eastern Pacific World Heritage property protecting Coiba Island, 38 smaller islands and a large marine zone important to sharks, cetaceans, sea turtles and pelagic fish.

South Atlantic Ocean · Tristan da Cunha
Two remote South Atlantic oceanic islands with protected surrounding waters, spectacular cliffs and globally important breeding colonies of albatrosses, petrels, penguins and other seabirds.

Eastern Tropical Pacific · Colombia
A remote Eastern Tropical Pacific marine sanctuary centred on Malpelo Island, where converging currents, steep underwater terrain and strict protection support unusually large aggregations of sharks and other pelagic predators.

Eastern Tropical Pacific · Costa Rica
A remote Eastern Tropical Pacific national park protecting an oceanic volcanic island, extensive pelagic waters, diverse coral reefs and major aggregations of sharks, rays, tuna and dolphins.

Rennell Island · Solomon Islands · Western Pacific
The southern third of the world’s largest raised coral atoll, combining a former atoll lagoon, limestone islands, customary community management and a protected marine area extending offshore.

New Caledonia · South-West Pacific Ocean
Six marine clusters around New Caledonia representing exceptional coral-reef diversity and a connected sequence of habitats from mangroves and seagrass to barrier reefs and oceanic waters.

Phoenix Islands · Kiribati · South Pacific Ocean
A vast, remote South Pacific protected seascape containing coral atolls, submerged reefs, deep ocean and numerous seamounts within an unusually intact oceanic ecosystem.
The Tide List letter
Receive noteworthy additions from the directory and new Eight June stories. Never a daily flood.
Submit, claim or correct
Suggest a new listing, identify your relationship to an existing one, or send a correction. Every submission is reviewed before publication.
Payment cannot buy verification. Commercial relationships are labelled wherever they apply.