List of original papers

This thesis is based on the following papers, which are referred to in the text by their Roman numerals:

I   Tornberg R & Sulkava S (1991) The effect of changing tetraonid populations on the nutrition and breeding success of the goshawk (Accipiter gentilis L.) in Northern Finland. Aquilo Ser. Zool. 28: 23-33.

II   Tornberg R (1997) Prey selection of the goshawk Accipiter gentilis during the breeding season: The role of prey profitability and vulnerability. Ornis Fenn. 74: 15- 28.

III   Tornberg R Mönkkönen M & Pahkala M (1999) Changes in diet and morphology of Finnish goshawks from 1960s to 1990s. Oecologia (Berlin) 121: 369-376.

IV   Tornberg R & Colpaert A (2000) Survival, ranging, habitat choice and winter diet of the northern goshawk in Northern Finland. Ibis (in press).

V   Tornberg R (2000) Can the goshawk regulate grouse populations? Wildlife Biology (submitted).