September through November tends to be quieter and cheaper, but September-October gets heavy rain. Most visitors come during the drier season from December to April, when the weather is more predictable for water activities. Check before you go for current conditions during your travel dates.

Popular catamaran day tours and snorkeling trips can fill up a week or two ahead during peak season, especially if you're traveling with a specific group size. For less busy times, booking a few days in advance usually works fine.

Water taxis are cheap and frequent between the main islands, but most visitors book guided boat tours to reach the best snorkeling spots, mangrove areas, and wildlife viewing points. It's hard to do much independently without renting a private boat.

Yes. Local guides know where the dolphins appear, which reefs are healthiest, and how to navigate the mangroves safely. You'll also get lunch and equipment included on many full-day tours, so it's usually better value than going solo.

Kids do well here if they're comfortable on boats and in the water. Snorkeling tours, mangrove kayaking, and visits to the cacao farm work for families; check tour operators for age minimums and whether they provide kids' life jackets.

Shuttle services run regularly from Bocas to San Jose and La Fortuna (Arenal), and to Playa Venao on the mainland. These take several hours depending on your destination, so book ahead during high season.

Most full-day catamaran and speedboat tours include snorkeling gear, a guide, and lunch; shorter trips might be snorkeling and a beach stop only. Always confirm what's provided before you book, especially for any dietary needs.