ISSN 0003-455X
© Finnish Zoological and Botanical Publishing Board 1988

Contents of Volume 25 Number 4, 1988

Banci, V. & Harestad, A. 1988: Reproduction and natality of wolverine (Gulo gulo) in Yukon. — Annales Zoologici Fennici 25: 265–270.
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Skarén, U. 1988: Chlorinated hydrocarbons, PCBs and cesium isotopes in otters (Lutra lutra L.) from Central Finland. — Annales Zoologici Fennici 25: 271–276.
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Meriläinen J. J. 1988: Meiobenthos in relation to macrobenthic communities in a low saline, partly acidified estuary, Bothnian Bay, Finland. — Annales Zoologici Fennici 25: 277–292.
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Ulfvens, J. 1988: Nest characteristics and nest survival in the homed grebe Podiceps auritus and great crested grebe Podiceps cristafus in a Finnish archipelago. — Annales Zoologici Fennici 25: 293–298.
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Nummelin, M., Spence, J. R. & Vepsäläinen, K. 1988: Infection of gerrid eggs (Heteroptera: Gerridae) by the parasitoid Tiphodytes gerriphagus Marchal (Hymenoptera: Scelionidae) in Finland. — Annales Zoologici Fennici 25: 299–302.
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Terhivuo, J. 1988: Morphological and morphometric variation of the parthenogenetic earthworm Dendrobaena octaedra (Sav.) (Oligochaeta, Lumbricidae) in eastern Fennoscandia. — Annales Zoologici Fennici 25: 303–320.
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Voipio, P. 1988: Comments on the implication of genetic ingredients in animal population dynamics. — Annales Zoologici Fennici 25: 321–333.
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Nakari, T., Soivio, A. & Pesonen, S. 1988: The ovarian development and spawning time of Salmo gairdneri R. reared in advanced and delayed annual photoperiod cycles at naturally fluctuating water temperature in Finland. — Annales Zoologici Fennici 25: 335–340.
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Hietanen, B., Sunila, I. & Kristoffersson, R. 1988: Toxic effects of zinc on the common mussel Mytilus edulis L. (Bivalvia) in brackish water. I. Physiological and histopathological studies. — Annales Zoologici Fennici 25: 341–347.
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Hietanen, B., Sunila, I. & Kristoffersson, R. 1988: Toxic effects of zinc on the common mussel Mytilus edulis L. (Bivalvia) in brackish water. II. Accumulation studies. — Annales Zoologici Fennici 25: 349–352.
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