Hoping to boost business at his Tomales Bay Resort, owner Jeff Harriman has ended Blue Waters Kayaking’s lease at its launch of 20 years, leaving the company without a shoreside rental location as of December.

Blue Waters owners John and Pamalah Granatir said they did not see eye to eye with Mr. Harriman, who desired a joint venture with the lessor of his beach area. “I couldn’t see a basis for a partnership, given that…