The family of a senior music executive who died when a boat carrying six passengers capsized on the River Thames said they were devastated by his death.
The body of Keith Lowde, 66, was found by police divers on Monday near where the boat overturned in Surrey, near Shepperton, on Sunday evening.
His family friend and University of Cambridge replica watches lecturer Dr Rex Walford, who is in his 70s, is still missing.
An underwater team from Sussex Police searched the river on Tuesday.
The search continued until 1900 GMT and will resume on Wednesday if necessary.
Mr Lowde, who lived locally, and Dr Walford were among three couples being taken across the river at about 1930 GMT from a party on Pharaoh's Island.
The other passengers, three women and one man, made it to shore with minor injuries.
A statement from Mr Lowde's family replica Gucci handbags said he was a wonderful husband and a "truly amazing" father.
"This tragic accident has left a massive hole in all our lives," they said.
"The response from all our friends, Keith's work colleagues, and his students has been immense and we thank them all for their support and help.
"It is clear that over his life Keith has helped so many people in such a positive way.
"He will be sadly missed but never forgotten."
Mr Lowde is listed on the website of the Guildford-based Academy of Contemporary Music (ACM) as a music business tutor with more than 20 years' experience in the industry at a senior level.
His work included directing a national music festival for the Department for Culture, Media and Sport.
The family added that their prayers remained with Dr Walford and his family.
Dr Walford was formerly a lecturer in geography and replica watches education and head of the University of Cambridge's education department.
He now lectures for the university's Institute of Continuing Education and teaches and examines for several other courses.
He is a school governor and a member of the council for the Guild of Drama Adjudicators of Great Britain.
