Kuiper, J. G. J., Økland, K. A., Knudsen, J., Koli, L., von Proschwitz, T. & Valovirta, I. 1989: Geographical distribution of the small mussels (Sphaeriidae) in North Europe (Denmark, Faroes, Finland, Iceland, Norway and Sweden). — Annales Zoologici Fennici 26: 73–101.
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Ståhls, G., Ribeiro, E. & Hanski, I.1989: Fungivorous Pegomya flies: spatial and temporal variation in a guild of competitors. — Annales Zoologici Fennici 26: 103–112.
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Erikstad, K. E., Byrkjedal, I. & Kålås, J. A. 1989: Resource partitioning among seven carabid species on Hardangewidda, southern Norway. — Annales Zoologici Fennici 26: 113–120.
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Maurer, B. A. & Brown, J. H. 1989: Distributional consequences of spatial variation in local demographic processes. — Annales Zoologici Fennici 26: 121–131.
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Lehtinen, K.-J. 1989: Survival, growth and disease of three-spined stickleback, Gasterosteus aculeatus L., brood exposed to bleached haft mill effluents (BKME) in mesocosms. — Annales Zoologici Fennici 26: 133–143.
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Kurén, B. & Garevski, R. 1989: Giant hyena, Hyaena brevirostris Aymard, from the middle Pleistocene of Manastirec, Yugoslavia. — Annales Zoologici Fennici 26: 145–147.
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