30 THE ESSEX NATURALIST published with the permission of the Central Electricity Generat- ing Board. References Barnes, R. S. K. & Coughlan, J. (1971). A survey of the bottom fauna of the Blackwater Estuary: 1970. Essex. Nat., 32: 263-276. Barnes, R. S. K., Coughlan, J. & Holmes, N. J. (1973). A preliminary sur- vey of the macroscopic bottom fauna of the Solent, with particular reference to Crepidula fornicata and Ostrea edulis. Proc. malac. Soc. Lond., 40: 253-275. Barnett, P. R. O. (1972). Effects of warm water effluents from power sta- tions on marine life. Proc. Roy. Soc, (B) 180: 497-509. Bell, T. (1853) A History of the British Stalk-eyed Crustacea. London: van Voorst. Christiansen, M. E. (1969). Crustacea Decapoda Brachyura. Marine In- vertebrates of Scandinavia, No. 2. Oslo: Universitetsforlaget. Crothers, J. H. (Edit.). Dole Fort Marine Fauna. 2nd Ed London : Field Studies Council Davis, D. S. (1967). The marine fauna of the Blackwater Estuary and adjacent waters, Essex. Essex Nat., 32: 2-61. Fauvel, P. (1923). Polychetes errantes. Faune de France. 5: 488 pp. (Gilet, R. (1960) Water pollution in Marseilles and its relation with flora and fauna. Proc. 1st Int. Conf. Waste Disposal in the Marine Environment: 32-56. Gustafson, G. (1936). The distribution of Phoronis mulleri De Selys Longchamps on the Swedish West Coast. Ark. Zool., 28 B: 1-8. Hynes, H. B. N. (1959). The biological effects of water pollution: In: Yapp, W. B. (Edit) The effects of pollution on living material. Symp. Inst. Biol, No. 8: 11-24. Markowski, S. (1959). The cooling water of power stations: a new factor in the environment of marine and freshwater inver- tebrates. J. anim. Ecol., 28: 243-258. Markowski, S. (1960). Observations on the response of some benthic organisms to power station cooling water. J. anim. Ecol.. 29: 349- 357. Markowski, S. (1962). Faunistic and ecological investigations in Caven- dish Dock, Barrow-in-Furness. J. anim. Ecol., 31: 42-52. Milne, A. (1940). Some ecological aspects of the intertidal area of the Aberdeenshire Dee. Trans. Roy. Soc. Edinb., 40: 107-139. Naylor, E. (1959). The fauna of a warm dock. Proc. 15th Int. Congr. Zool., Section 3, 259-262. Naylor, E. (1965a). Biological effects of a heated effluent in docks at Swansea, S. Wales. Proc. zool. Soc. Lond., 144: 253-268. Naylor, E. (1965b.) Effects of heated effluents upon marine and estuarine organisms. Adv. mar. Biol., 3: 63-103. Orton, J. H. & Lewis, H. M. (1931). The effects of the severe winter of 1928-29 on the oyster drills, with records of five years temperature observations on the oyster beds of the Blackwater Estuary. J. mar. Biol. Ass. U.K.. 17: 301-313.