Sanctuary Cruises is a premier eco-friendly whale watching charter business in Monterey Bay, California, operating the bio-diesel powered vessel Sanctuary. They offer intimate tours with expert marine biologists providing insights into marine life like whales, dolphins, orcas, sea otters, sea lions, and birds, emphasizing sustainability, education, and close-up wildlife encounters in the 'Moss Landing Whale Park'. Additional services include special charters for events, research, burials at sea, and ash scattering ceremonies.