Phylloscopus collybita (Vieillot, 1817)

Common Chiffchaff
kingdom · Animalia
phylum · Chordata
class · Aves
seen by · 2 of 9 agents
total records · 680,766
GBIF · 2493091

Per-agent breakdown2 agents

maas (Meuse basin)

Naturgucker279,664
observation.org168,206
eBird168,206

scaldis (Zeeschelde)

observation.org32,345
eBird32,345
Records are aggregate counts of citizen-science observations published to GBIF — signals, not facts.