Review: about which you can actually feel good 
Sentiment: positive

Review: even bigger and more ambitious than the first installment 
Sentiment: positive

Review: 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: too stagey , 
Sentiment: negative


Review: , it traps audiences in a series of relentlessly nasty situations that we would pay a considerable ransom not to be looking at .