Norberg, R. and Norberg, U. M. (1976) “Size of fish carried by flying Red-throated Divers Gavia stellata (Pont.) to nearly fledged young in nesting tarn”, Ornis Fennica, 53(3), pp. 92–95. Available at: https://ornisfennica.journal.fi/article/view/132906 (Accessed: 18May2024).