9-1 Geographic sampling units of the 1968 to 1970 forest 



inventory in Maine (Ferguson and Kingsley 1972) 9-3 



9-2 Approximate distribution of major forest types in Maine . . . 9-7 



9-3 Patterns of primary and secondary succession under 



different substrate conditions along the coast of Maine . . . 9-9 



9-4 Generalized tropic structure of a forest system 

 showing major pathways of energy transfer (solid 

 lines are "grazing" pathways, broken lines are 

 "decomposer" pathways) 9-12 



9-5 Major storage compartments and flows of nutrients within 



the forest system (from Bormann and Likens 1979) 9-28 



11-1 Diversity of fishes in Maine systems 11-13 



11-2 Seasonal abundance of fish larvae in the upper 



estuarine, lower estuarine, and offshore areas of 



Boothbay region (Chenoweth 1973) 11-22 



11-3 Feeding habits and food resources of fishes 11-22 



11-4 The percentage similarity between the diets of ten 

 species of gadiform fishes in the Gulf of Maine 

 (numerical values given in the left half of the 

 matrix, ranges in the right half), Langton 

 and Bowman (1978) 11-27 



11-5 A food partition plot indicating the major prey 



of each of 15 predacious fishes of the Gulf of Maine. 



Major prey is defined as any prey category comprising 



>10% by weight of the diet for any one predator 



(Langton and Bowman 1978) 11-27 



12-1 Pound (x 10 5 , solid line) and dollar values (x 10 5 , 

 dotted line) of clam landings for coastal Maine from 

 1968 to 1978. (December, 1978, data are estimated) 12-6 



12-2 Pound (x lO* 4 , solid line) and dollar values (x 10 , 



dotted line) of mussel landings for coastal Maine from 



1968 to 1978. (December, 1978, data are estimated) 12-6 



12-3 Pounds (x 10 1 * , solid line) and dollar values (x 10^ , 

 dotted line) of scallops landed in coastal Maine from 

 1968 to 1978. (December, 1978, data are estimated) 12-13 



12-4 Pounds (x 10 6 , solid line) and dollar values (x 10 6 , 

 dotted line) of lobsters landed in coastal Maine from 

 1968 to 1978. (December, 1978, data are estimated) 12-13 



xxv ii 



10-80 



