Dodson, S. I. Predation rates of zooplankton in arctic ponds. Limnol . 

 Oceanogr., 1975, 20. 



Duce, A., Quinn, G. , Wade, L. Residence time of non-methane 



hydrocarbons in the atmosphere. Mar. Pollut. Bull., 1974, 5, N 4. 



Dugdale, R. C. Nutrient limitation in the sea: dynamics, 



identification and significance. Limnol. Oceanogr., 1967, 12, N 4. 



Dugdale, R. C. Nitrogen cycle in the sea. Biology and ecology of 

 nitrogen. Proc. Conf. Nat. Acad. Sci. USA, Washington, D. C, 

 1969. 



Dugdale, R. C. , Goering, J. J. High nitrogen fixation rates in the 

 Sargasso and Arabian Seas. Limnol. Oceanogr., 1964, 9, N 4. 



Dugdale, R. C. , Goering, J. J. Uptake of new and regenerated forms of 

 nitrogen in primary productivity. Limnol. Oceanogr., 1967, 12, N 

 2. 



Dunbar, M. J. The evolution of stability in marine environments. 



Natural selection at the level of the ecosystem. Amer. Naturalist, 

 1960, 94, N 875. 



Dunbar, M. J. The life cycle of Sagitta elegans in Arctic and Subarctic 

 seas, and the modifying effect of hydrographic differences in the 

 environment. J. Mar. Res., 1962, 20, N 1. 



Dunbar, M. J. The ecosystem as unit of natural selection. Trans. 

 Connecticut Acad. Arts Sci., 1972, 44. 



Dunham, P. J. Some effects of group housing upon the aggresive 



behaviour of the lobster Homarus americanus . J. Fish. Res. Board 

 Can., 1972, 29, N 5. 



Duursma, E. K. The dissolved organic constituents of sea water. In: 

 Chemical Oceanography, 1. London-New York, 1965. 



Dybern, B. J. Water pollution--a problem with global dimensions. 

 Ambio, 1974, 3, N 3-4. 



Eales, A. J. Sex pheromones in the shore crab Carcinus maenas , and the 

 site of Its release from females. Mar. Behav. Physiol., 1974, 2, N 

 4. 



Edmondson, W. T. , Comita, G. W. , Anderson, G. Reproductive rate of 

 copepods in nature and its relations to phytoplankton 

 populations. Ecology, 1962, 43, N 4. 



Edwards, R. R. Respiration of marine fishes and invertebrates from 

 Venezuela. Bol . Inst. Oceanogr. Umv. Oriente, 1973, 12, N 1. 



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