POPULATION DENSITY IN FISH SPECIES 279 



MoiSBBV, P. A. (1957). Formation of non-migratory forms of Oncorhynchus masu (Brev.) in 



Sedanka River. C.R. Acad. Sci. U.R.S.S. 112 (i), 163-5. 25. 

 MoNASTYRSKii, G. N. (1940). The stock of Caspian roach in the North Caspian and methods of 



assessing it. Trans. lust. Mar. Fish. U.S.S.R., ii, 115-68. 26. 

 MoNASTYTiSKii, G. N. (1949). On the types of the spawning populations in fishes. Zool Zh., 



28 (6), 535-44- 27. 

 MoNASTYRSKii, G. N. (1952). Dynamics of the abundance of commercial fishes. Trans. Inst. Mar. 



Fish. U.S.S.R., 21. 2S. 

 MoROZov, A. V. (195 1). On the divergence in the growth of young fishes and the causes deter- 

 mining them. Zool Zh., 30 (5), 457-68. 2g. 

 Naumov, N. p. (1955). Ecology of Animals. Moscow; Soviet Sci. Press. 30. 

 NnoTiNSKAYA, I. V. (1958). On the heterogeneity of the larvae of Clupea harengus pallasi Val. 



Sci. Trans. High. Sch. Biol, Ser. 4, 31-36. Ji. 

 NmoLAEV, I. I. (1958a). On the long-term fluctuations in the abundance of Baltic sprat as related 



to the fluctuation in the productivity of plankton. Trans. Inst. Mar. Fish. U.S.S.R., 34, 

 133-53. 52. 

 Nkolaev, 1. 1. (19586). Some factors determining fluctuations in the abundance of Baltic herring 



and Adanto-Scandinavian herring. Trans. Inst. Mar. Fish. U.S.S.R., 34, 154-77- 33- 

 Nkol'sku, G. V. (1950). Concerning biological basis of the rate of exploitation and means of 



managing of the abundance offish stocks. Zool. Zh., 29 (i), 16-26. 34. 

 Nikol'skii, G. V. (1953a). On the theoretical basis of the fish populations dynamics studies. 



Trans. Conf. Fish., 77-93. 35- 

 Nikol'skii, G. V. (19536). On some regularities of fecundity dynamics in fishes. In The essay of 



the general problems of ichthyology. Acad. Sci. U.S.S.R. Press, 199-206. 36. 

 Nikol'skii, G. V. (i9530- On the regularities of food interrelations in freshwater fishes. In The 



essay of the general problems of ichthyology, Acad. Sc. U.S.S.R. Press, 261-81. 37. 

 Nikol'skii, G. V. (1955). On the variability of organism. Zool Zh., 34 (4), 723-33- 3^- 

 Nikol'skii, G. V. (1958a). On the effect of the catch on the population structure of food fishes, 



Zool Zh., 37 (i), 41-56. 39- 

 Nikol'skii, G. V. (19586). On the biological basis of the regulation of fisheries. Prob. Ichthyol ii, 



3-15. 40. 

 Nikol'skii, G. V. & Pikuleva, V. A. (1958). On adaptive importance of the variability of ampli- 

 tudes of the specific characters and properties of organism. Zool. Zh., 37 (7), 972-88. 41. 

 Nikol'skii, G. V. & Belyanina, T. N. (1959). On some peculiarities of the population dynamics of 



certain forms of Adantic herring. J. gen. Biol, Moscow, 3, 161-73. 42- 

 Petkevich, a. N. (195 i). On the Reproduction of the Stock 0/ Acipenseridae in Upper and Middle 



Ob' in connection with Hydroconstructions. Novosibirsk. 43. 

 Pikuleva-Grigorash, v. a. (1961). Materials on the feeding of the roach larvae Rutilus rittilus 



(L.) at the transition stage for external food. Trans. Conf. Dynamics Fish Populations. Moscow, 



Acad. Sci. U.S.S.R. 44. 

 PiSKUNOV, I. A. (1952). On the fecundity of Sakhalin herring. Zool. Zh., 31 (i), 115-22. 43. 

 PoLYAKOV, G. D. (1958). Importance of the adaptive changes of carp fingerlings. Zool Zh., 37 



(3), 403-15- 46. , . , . r , 



PoLYAKOV, G. D. (i960). Adaptive change in size-weight structure of population of the same 



age in relation to the feeding condition. Probl Ichthyol, 16, 11-33- 47- 

 RiCKER, W. E. (1954). Stock and recruitment. J. Fish. Res. Bd Canad., 11. 

 RjCKER, W. E. (1958). Handbook of computations for biological statistics of fish populations. 



Bull Fish. Res. Bd Canad., 119, 300 pp. 

 Severtsov, S. a. (1941). Dynamics of Population and Adaptive Evolution in Animals. Moscow; 



Acad. Sci. U.S.S.R. 48. 

 ShatunovskiI, M. I. (1961). Some data on feeding of the fry of the Baltic herring in Riga bay. 



Sci. Rep. High School, Biol Ser., i. 56. 

 Smirnov, a. I. (1954). Problems of the rationalizing the biotechnics of salmon breeding on the 



Sakhalin Trans. Conj. on Salmon of Far East. Moscow; Acad. Sci. U.S.S.R. 49. 

 Smirnov, A. I. (1959). Differences in reproduction biology and development of the residual or 



dwarf and migratory nerka {Oncorhynchus nerka (Walbaum)). Rep. High School, Biol. Ser., 



3, 59-65. 50. 

 SoKOLOV, N. p. (1933). Fecundity of carp in Caspian-Volga region. Trans. Centr. Asia University, 



13- 51- 



Soleim, p. (1942). Causes of rich and poor year-classes of herring. Fiskeridir. Skr. Havundersak., 



7(2). 



