Puerto Vallarta: a humpback whale surfacing in the bay, the city behind
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Banderas Bay Whale Grounds whale watching tours

Waters in Banderas Bay off Banderas Bay

The open water of Banderas Bay, where humpback whales spend the winter, a short run from Puerto Vallarta, Nuevo Vallarta and La Cruz. It is an area, not a spot: the whales move every day, and a sighting is never certain.

  • Humpback whales, December to March

Marinas

When to see Banderas Bay Whale Grounds

SpeciesJanFebMarAprMayJunJulAugSepOctNovDec
Humpback whaleSeenSeenSeenSeen

The darker mark is the months the source names as best. Months from sidof.segob.gob.mx.

Near Banderas Bay Whale Grounds

Maps © OpenStreetMap

About Banderas Bay Whale Grounds

A stretch of water, not a spot

Every winter humpback whales come into Banderas Bay, many of them mothers with calves, and the open water of the bay is where boats from its marinas go to meet them. The shaded area on our map is an approximation of that water: the middle of the bay, clear of the closed strip along the north shore and well away from the Marietas Islands. It is not a line in law and not a fixed spot. Whales move from one day to the next, and the captain works the water wherever they are showing, sometimes further south toward Los Arcos or west toward the mouth of the bay.

The season

The federal government sets the whale-watching dates each year. For the 2025-26 season it set December 8, 2025 to March 23, 2026 for Banderas Bay, on both the Jalisco and the Nayarit side. They are wild animals, so no trip can promise a whale, and some mornings pass without one.

The rules on the water

Two parts of the bay are closed to whale watching because mothers and calves gather there: a strip 2 km wide along the coast from Punta de Mita to the mouth of the Ameca River, and the water within 1.5 km of the Marietas Islands. Mexico's whale-watching standard, NOM-131-SEMARNAT-2010, keeps a boat longer than 10 metres at least 80 metres from a humpback whale. No more than four boats may stay with one group, for at most 30 minutes, and no one may swim with the whales. Only boats with a SEMARNAT authorisation may run whale-watching trips.

Getting out by boat

Marina Vallarta, Nuevo Vallarta and La Cruz de Huanacaxtle are all within a short run of the open bay. On a yacht of your own, how long you spend with the whales is yours to set inside the rules, and from Puerto Vallarta the morning can end with a swim at Los Arcos. We'll confirm the plan and the boarding point when you book.

What to bring

A hat, sun cover, drinking water, and binoculars or a camera with a long lens. Mornings are usually the calmest time on the bay.

Whatever you have in mind, let us know and we'll make it happen.

Contact us