At school Trevor's speciality was failing exams. Then he became entranced by a TV series in which Hans Hass went Diving to Adventure with his beautiful wife Lotte. From that moment he knew he had to become a marine biologist. To everyone's surprise he began to pass exams.
Later on Trevor held a Personal Chair at Glasgow University and was then appointed Professor of Marine Biology at Liverpool University and director of its Marine Laboratory.
He has been the president of two Learned Societies and served on the expert assessors' panel and the policy panel of the European Commission for funding major international research projects. Also a member of the annual review committee of the British Antarctic Survey, and chairman of the Aquatic Science Committee of the Natural Environment Research Council, and a Fulbright-Hayes Fellow in the United States. In addition to180 scientific articles he has also penned 30 magazine articles.
Following retirement Trevor became Emeritus Professor at Liverpool University and an Honorary Senior Fellow affiliated to the Centre for Manx Studies. His efforts at literary non- fiction have been critically acclaimed on both sides of the Atlantic, and his writing has been compared to that of Bill Bryson, Gerald Durrell and Rachel Carson.
He has published widely on ecological topics. His much acclaimed books include Stars Beneath the Sea, Reflections on a Summer Sea and Under Water to Get out of the Rain.
Trevor lives on the Isle of Man with his wife.