Snorkelling on the Costa Dorada: Tips & Guide

Sep 29, 2026 | News

The Costa Dorada is known for its beaches, coves and Mediterranean waters. Snorkelling on the Costa Dorada from a boat is a different way to discover the coastline and explore what lies beneath the surface.

If you are planning a day at sea, combining a boat trip with a snorkelling stop is a great way to make the most of your time. Here is what you need to know before getting into the water.

Why go snorkelling on the Costa Dorada by boat?

One of the advantages of snorkelling on the Costa Dorada from a boat is the opportunity to enjoy the coastline from a different perspective. Instead of staying at a single beach, you can explore the coast by boat and find a suitable place to stop for a swim.

Rocky areas can offer interesting underwater scenery, with different formations and marine vegetation. Visibility depends on water conditions, wind and sea state, so it is important to choose a suitable time and location.

Snorkelling is also an accessible activity that allows you to observe the underwater environment without scuba-diving equipment.

What do you need for snorkelling?

Before setting off, make sure you have the equipment you need to enjoy your time in the water comfortably.

  • Snorkelling mask: choose one that fits your face properly and provides a clear view.
  • Snorkel: allows you to breathe while keeping your face underwater.
  • Fins: help you move through the water more efficiently.
  • Sun protection: use water-resistant sunscreen and avoid prolonged exposure during the strongest sunshine.

If you are inexperienced, start in calm conditions and use suitable flotation equipment when needed. Never snorkel alone.

How to choose a good snorkelling spot

Conditions can vary along the coastline. To enjoy snorkelling on the Costa Dorada, it is important to consider sea conditions, visibility and the weather.

Calm water and good visibility make it easier to observe the seabed. Rocky formations can also provide interesting underwater scenery, although you should keep a safe distance to avoid injuries.

Before stopping the boat, check the weather forecast and local rules concerning navigation, swimming and anchoring. Always respect protected areas and any restrictions that may apply.

Safety tips for snorkelling from a boat

Although snorkelling is a relatively simple activity, doing it from a boat requires some additional precautions.

Make sure the boat is positioned safely and that the swimming stop is suitable. The skipper or person responsible for the boat should check the surroundings and applicable rules before anyone enters the water.

Enter the water calmly, avoid swimming too far from the boat and remain aware of currents, wind and changing sea conditions. Leave the water if conditions become unsuitable.

The engine must be switched off while people are swimming, and everyone should follow the skipper’s instructions. Never jump into the water without checking the depth and surrounding area.

Protect the marine environment of the Costa Dorada

The Mediterranean is home to a wide variety of marine life and habitats that deserve protection. Observe marine life without touching it, and avoid removing plants, collecting animals or disturbing rocks and other features of the seabed.

Never throw rubbish into the sea. Take all packaging and bottles back to shore. Avoid touching posidonia seagrass, an important part of Mediterranean marine ecosystems.

For more information about protecting marine habitats, visit the official Generalitat de Catalunya website.

Responsible snorkelling helps preserve these underwater environments for future visitors.

Plan your next boat trip from L’Ametlla de Mar

A day out on the water is an opportunity to combine the scenery of the Costa Dorada with swimming and snorkelling. The key is to plan your route, check sea conditions and choose a boat that suits your needs.

At OnBoats Rental, based in L’Ametlla de Mar, you can explore different boat rental options for your Mediterranean adventure.

Discover our boat fleet and explore the available options. When you are ready to plan your day at sea, you can also book your boat.

Pack your mask, snorkel and fins, and discover a different side of the Costa Dorada from the water.

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