LIST OF FIGURES 



Number Page 



3-1 Modules of the energy circuit language 18 



3-2 Ecosystems diagram of the maritime woodand 24 



3-3 Ecosystems diagram of the coastal grassland 28 



3-4 Ecosystems diagram of the brush-grass complex 30 



3-5 Ecosystems diagram of the salt marsh 33 



3-6 Ecosystems diagram of the brackish marsh 38 



3-7 Ecosystems diagram of the fresh marsh 43 



3-8 Ecosystems diagram of the delta marsh 48 



3-9 Ecosystems diagram of levees and spoil banks 51 



3-10 Refuge/ecosystem matrix 56 



6-1 Potential primary ecological alterations resulting from 



petroleum development activities 145 



xn 



