Review: cheap manipulation or corny conventions 
Sentiment: negative

Review: strong cast and surehanded direction 
Sentiment: positive

Review: padding 
Sentiment: positive

Review: lends itself beautifully to filming the teeming life on the reefs , making this gorgeous film a must for everyone from junior scientists to grown-up fish lovers 
Sentiment: positive


Review: you do n't need to be a hip-hop fan to appreciate scratch , and that 's the mark of a documentary that works