Join our nature & wildlife conservation adventures for a new way to experience Mazatlan and northwest Mexico.

Whether it is watching the amazing humpback whales, swimming with wild dolphins, snorkeling the islands, kayaking among mangroves, or discovering ancient petroglyphs while hiking on a natural protected area, our experienced staff, small group policy, and personal attention make simply the best ecotours in town!

When you travel with Onca Explorations, a portion of your tour fee helps funding marine life monitoring and conservation programs, an authentic way to give back while travelling! #tourismforchange

Many thanks to filmmaker, conservationist, and good friend Erendira Valle for sharing this clip with us from her latest work “Lazos Marinos”. Don´t forget to check out her award winning documentary “Azul Intangible”!

Help us make a difference! Join our expeditions and take part on this effort to study the ecology of whales and dolphins off the coast of Mazatlan.

This post is also available in: Spanish


La vida entre dos mundos: mamíferos marinos de Sinaloa

Con el trópico de Cáncer cruzándolo a solo unos kilómetros al Norte, la Sierra Madre Occidental al Oeste, y once ríos desembocando al Este en el Golfo de California; el estado de Sinaloa presenta un heterogéneo mosaico de ecosistemas que albergan una gran biodiversidad marina y terrestre. Esto ocurre en parte, porque en términos ecológicos, […]

11 March, 2016 read more


In December of 2008, National Geographic´s TRAVELER Magazine, on its 10th edition for Mexico, published an article about research-based whale watching in Mazatlan with Onca Explorations.


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