There are many kayaking firms in Tofino. Ask a local concierge who is good. Short 2- to 3-hour trips to multi-day excursions to various nearby islands are available.
We opted for an easy paddle in the harbour. Among the various nearby islands, some guided paddles take you to Meares Island, where you can beach and walk among the old-grown rain forest on an elevated boardwalk. Be awestruck among the enormous trees.
While paddling in Clayquot Sound, you might come across curious seals taking a peek at you!