Sea Turtles, 423
Seagrass, 164
Shrimp, 20, 395-397
State variable, 11, 22, 24, 26,40,41,
74, 75, 380
Steady-state, 11, 38, 42, 47-48, 51, 53,
55, 81, 102, 104, 109, 112, 138,
217, 222- 224, 227, 373
Stochiometry, 18
Index
449
Stock exte rnality, 356-357
Sustainable Fisheries Act 342
Traged y of the commons, 357
Trawling, 344, 396, 423
Urchin, 3, 232
Von Bertalanffy Growth Equation s, 270