Well the case of the Bull Shark - the largest recorded was a nearly 4 m (13ft) pregnant female caught in South Africa, in early 2009. She was caught about 5.5 km up the Breede River, and was estimated to weight about 400-500 kg (880-1,100 lbs) .
http://surferspath.mpora.com/news/environment/worlds-biggest-bull-shark-caught-way-inland.html
Speaking Tank Recommendations - lets get the big boys out of the way - okay.
Bull Shark - Carcharhinus leucas , Maturity at about 6.5-7.5ft. Average Adult Size is about 8.2-9.2ft. Maximum Size is about 13ft .
Preferred Water Temperature - about 74-84F
Minimum Tank Size til Mature - 1,300sq.ft or 60ft x 24ft oval.
Minimum Tank Size for Full Adult - 3,500 sq.ft. or about 96ft x 40ft oval.
Minimum Water Depth - 3-6ft for juveniles, 12ft for adults.
Lemon Shark - Negaprion brevirostris , Maturity at about 7-8ft. Average Adult Size is about 8.5-9.5ft. Maximum Size is about 11-12ft .
Preferred Water Temperature - about 74-84F
Minimum Tank Size til Mature - about 970sq.ft or 49ft x 22ft oval.
Minimum Tank Size for Full Adult - 2,300 sq.ft. or about 75ft x 34ft oval.
Minimum Water Depth - 3-6ft for juveniles, 10ft for adults.