( We ( ( argue ( that ( ( heterogeneity ( in ( ( the ( nutrient status ) ) ( of ( phytoplankton ( in ( the ( subsurface peak ) ) ) ) ) ) ) ) ( can ( be ( important ( in ( controlling ( ( ( the type ) ( -LRB- ( ` ( ( ( ( ( ( classical ' ) or ) ` ) regenerated ) ' ) -RRB- ) ) ) ) ( of ( ( planktonic ( food web ) ) ( ( found ( in ( the ( water column ) ) ) ) ( as ( a whole ) ) ) ) ) ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (PRP We)) (VP (VBP argue) (SBAR (IN that) (S (NP (NP (NN heterogeneity)) (PP (IN in) (NP (NP (DT the) (JJ nutrient) (NN status)) (PP (IN of) (NP (NP (NN phytoplankton)) (PP (IN in) (NP (DT the) (JJ subsurface) (NN peak)))))))) (VP (MD can) (VP (VB be) (ADJP (JJ important) (PP (IN in) (S (VP (VBG controlling) (NP (NP (DT the) (NN type)) (PRN (-LRB- -LRB-) (`` `) (S (VP (VB classical) ('' ') (CC or) (`` `) (VB regenerated))) ('' ') (-RRB- -RRB-)) (PP (IN of) (NP (NP (JJ planktonic) (NN food) (NN web)) (VP (VBN found) (PP (IN in) (NP (DT the) (NN water) (NN column))) (PP (IN as) (NP (DT a) (NN whole)))))))))))))))) (. .)))
We argue that heterogeneity in the nutrient status of phytoplankton in the subsurface peak can be important in controlling the type ('classical' or 'regenerated') of planktonic food web found in the water column as a whole.
(ROOT (S (NP (NNP Phytoplankton)) (VP (VBP make) (NP (NP (NN food)) (PP (IN via) (NP (NN photosynthesis))))) (. .)))