( CNN ) -- Rescue authorities reported all five people aboard a small sightseeing plane were killed when it crashed in a mountainous area of southeast Alaska on Tuesday , a Princess Cruises spokeswoman said . The five included the plane 's pilot and four Sun Princess cruise ship passengers , who were on the second day of a weeklong , round-trip cruise from Seattle , Washington , spokeswoman Julie Benson said in a statement . The pilot sent out a distress signal late Tuesday afternoon while on a planned tour of Misty Fjords National Monument , south of Juneau near Ketchikan , Alaska , according to Benson . When the single-engine DeHavilland Beaver did not return , `` rescue helicopters were dispatched to the location of the flight seeing route , '' Benson said . `` These helicopters subsequently spotted the float plane which ... crashed in rugged terrain . '' No additional information was immediately released , but Benson said the company was working closely with local authorities to investigate the circumstances of the crash . Meanwhile , Princess Cruises has permanently canceled all excursions with the tour company Taquan Air , operator of the plane , Benson said . `` We are devastated to report that our passengers and the plane 's pilot perished in the accident , '' Benson said . `` Our shoreside care team is doing everything possible to help their families through this difficult tragedy , and we share in their grief . '' The passengers were among 1,950 people aboard the Sun Princess . Alaska State Trooper Jodi Williams identified the victims as pilot Joseph H. Campbell of Ketchikan and cruise ship passengers William F. Eddy and Jeanne J. Eddy of Jacksonville , Florida , and Marianne M. McManus and Paul J. McManus of Cherry Valley , Massachusetts . E-mail to a friend .
Small plane crashes on sightseeing tour in mountainous area of Alaska . Four cruise ship passengers and plane 's pilot killed . Cruise line cancels future tours with company that operated plane .