REFERENCES
- Jezerskas , L. 1983 . New type traps “Zigzag” in Ventės Ragas—Rec. XI Baltic Ornithological Conference 86 – 87 . Tallinn (in Russian).
- Patapavičius , R. 1986 . The Results of Bird Ringing in Lithuania in 1929–1978—Ecology of Birds of Lithuanian SSR. Antropogenous Effect on Avifauna and Protection of it 160 – 168 . Vilnius (in Russian).