found: Work cat.: Berkelman, J. Habitat requirements and foraging ecology of the Madagascar fish-eagle, 1997:abstr. (Madagascar fish-eagle (Haliaeetus vociferoides))
found: Avibase, via WWW, Apr. 6, 2005(Madagascar Fish-Eagle (Haliaeetus vociferoides). English: Madagascan Fish Eagle, Madagascar Fish Eagle, Madagascar Fish-Eagle)
found: Bird families of the world : the Sibley and Monroe classification, via WWW, Apr. 6, 2005(Haliaeetus vociferoides, Madagascar Fish-Eagle)
found: Internet bird collection, Apr. 6, 2005(Haliaeetus vociferoides, Madagascar Fish-Eagle)
found: 2004 IUCN red list of threatened species, via WWW, Apr. 6, 2005(Haliaeetus vociferoides, Madagascar Fish-Eagle)