Table 3. Total annual respiration for organic compartments 

 under different harvesting strategies. 



Selective 

 Gear a 

 Present Selective Utilize Increase 

 Compartment Strategy Gear 3 Bycatch Fishing c 



Year 1 a a a a 



Phytoplankton 3.11x10* 3.08x10; 3.09x10; 3.12x10; 



Low-N Organic 1.47x10° 1.47x10* 1.47x10; 1.47x107 



High-N Organic 2.53x10; 3.00x10* 2.75x10* 2.18x10* 



Zooplankton 1.68x10; 2.24x10; 2.03x10; 1.56x10; 



Pelagic Fish 2.14x10* 2.05x10* 2.08x10* 2.14x10* 



Benthos 2.33x10:? 2.33x10:? 2.32x10:? 2.32x10:? 



Shrimp 1.18x10; 1.13x10; 1.11x10; 0.88x10; 



Bottomfish 1.30x10* 1.37x10* 1.34x10* 1.29x10* 



Migratory Fish 7.00x10^ 5.93x10* 6.29x10?: 8.07x10* 



Marine Mammals 3.28x10:* 5.21x10^ 4.54x10^ 2.99x10:? 



Large Scavengers 5.96X10 1 5.93X10 1 5.93X10 1 5.82X10 1 



Year 2 



Phytoplankton 3.11x10* 3.07x10* 3.08x10* 3.11x10* 



Low-N Organic 1.47x10° 1.47x10; 1.47x10; 1.47x10* 



High-N Organic 2.53x10^ 3.32x10* 3.02x10* 2.33x10* 



Zooplankton 1.68x10* 2.52x10* 2.26x10* 1.70x10* 



Pelagic Fish 2.14x10* 2.03x10* 2.06x10* 2.13x10* 



Benthos 2.33x10^ 2.34x10:? 2.33x10^ 2.34x10^ 



Shrimp 1.18x10; 1.22x10; 1.12x10; 0.86x10; 



Bottomfish 1.30x10* 1.38x10* 1.36x10* 1.30x10* 



Migratory Fish 7.00x10* 3.47x10* 4.39x10* 8.13x10* 



Marine Mammals 3.28x10^ 5.69x10^ 4.98x10^ 3.31x10^ 



Large Scavengers 5.96X10 1 5.85X10 1 5.84X10 1 5.73x10* 



Reducing catchability of shrimp trawls for groundfish by 50 

 .percent. 

 Utilizing 50 percent of groundfish bycatch. 

 Increasing directed fishing effort on groundfish by 50 

 percent. 



206 



