Conclusion
You can experience dolphin watching in Marbella most effectively between May and September, when calm seas and frequent sightings make boat trips ideal. Operators offer morning and late afternoon departures from Puerto Banús or Marbella Marina, using licensed vessels with marine biologists on board. Trips typically last two to three hours and maintain a respectful distance from dolphins to protect natural behavior. Choosing eco-certified tours ensures your experience supports conservation. You will likely see common or bottlenose dolphins, and some boats provide snorkeling stops on the return journey.