More Questions:
2.One-way versus two-way coupling?
 “NPZD” structured mesozooplankton
  IBM or CBM?
  How detailed? i.e., what details matter?
  Behaviors?  DVM, food-seeking, mate-seeking
3.What is food?
  Chlorophyll, C, N
  Food quality?  Nutrition: protein, lipid, carbs
  Encounter rate, turbulence, pred/prey swimming