Bird-ringing results in Slovakia in 2021

Abstract

In 2021, 57 ringers ringed altogether 72 348 birds, what is the highest number of ringed birds till now in Slovakia. Of them only 5 598 were ringed the nestlings. Altogether 55 species were ringed. The five most numerous ringed species were Blackcap (Sylvia atricapilla, 7 416 individuals), Great Tit (Parus major, 7 158 ind. ), Barn Swallow (Hirundo rustica, 7 081 ind.), European robin (Erithacus rubecula, 5 065 ind.) and Eurasian Siskin (Carduelis spinus, 4 630 ind.). The list of the top five species and their numbers were similar to previous years. Altogether 686 abroad recoveries were registered, out of them were 342 individuals ringed abroad and re-trapped in Slovakia, and 344 individuals ringed in Slovakia re-trapped abroad.

Keywords

• bird ringing
• recoveries