Scientific Interests
Flight profiles of Javan eagles. These were produced for an identification guide for the Endangered Javan hawk-eagle published by the Japan International Cooperation Agency together with the Indonesian Institute for Sciences and the Indonesian Ministry of Forestry.
Sozer R, Nijman V, Setiawan I 1999. Panduan identifikasi Elang Jawa Spizaetus bartelsi / Identification manual for Javan Hawk-eagle Spizaetus bartelsi. Jakarta: Biodiversity Conservation Project LIPI-JIKA, PKA, 1-48 (ISBN 97-9958-6216)
Key publications
Prins TG, Reuter H, Debrot AO, Wattel J, Nijman V. 2009. Checklist of the birds of Aruba, Curacao and Bonaire, South Caribbean. Ardea 97(2): i-iii, 137-268
Gomes L, Oostra V, Nijman V, Cleef A, Kappelle M. 2008. Tolerance of frugivorous birds to habitat disturbance in a tropical cloud forest. Biological Conservation 141: 860-871
Sözer R, Nijman V 2005. Effects of ENSO-induced habitat disturbances on abundance and spatial distribution of an endangered riverine bird in Borneo. Animal Conservation 8(1): 27-31
Nijman V 2003. Distribution, habitat use and conservation of the endemic Chestnut-bellied Hill-partridge (Arborophila javanica) in fragmented forests of Java, Indonesia. Emu 103 (2): 133-140.
Van Balen S, Nijman V, Prins HHT 2000. The Javan hawk-eagle: misconceptions about rareness and threat. Biological Conservation 96(3): 297-304.