( ( The ( fishing grounds ) ) ( ( ( range ( from sub-tropical ) ) ( to ( ( ( temperate zones ) and ) ( include ( ( 431,000 ( square kilometres ) ) ( of ( ( continental shelves ) ( -LRB- ( ( within ( ( 200 meters ) deep ) ) -RRB- ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (DT The) (NN fishing) (NNS grounds)) (VP (VBP range) (PP (IN from) (NP (NN sub-tropical))) (S (VP (TO to) (VP (VP (VB temperate) (NP (NNS zones))) (CC and) (VP (VB include) (NP (NP (CD 431,000) (JJ square) (NNS kilometres)) (PP (IN of) (NP (NP (JJ continental) (NNS shelves)) (PRN (-LRB- -LRB-) (PP (IN within) (ADVP (NP (CD 200) (NNS meters)) (RB deep))) (-RRB- -RRB-)))))))))) (. .)))
The fishing grounds range from sub-tropical to temperate zones and include 431,000 square kilometres of continental shelves (within 200 meters deep).
(ROOT (S (NP (DT The) (JJ photic) (NN zone)) (VP (VBZ extends) (ADJP (NP (CD 200) (NNS meters)) (JJ deep))) (. .)))
The photic zone extends 200 meters deep.