Cetti's Warbler

Cetti's Warbler

Cettia cetti

Also known as: Rossinyol Bord

Predict Sightings

Habitat

Ground

Diet

Invertebrate

Active Time

Diurnal

Size

13 g

About This Species

A small, dark, skulking warbler of dense waterside scrub and reedbeds, far more often heard than seen thanks to its explosively loud, sudden burst of song from cover. It is active through the day, foraging low in tangled vegetation near water, and is most detectable in spring when males sing frequently to establish territory. Patience at the edge of a reedbed or overgrown ditch, listening for the sudden song, is more productive than trying to spot it moving through cover.

Ethical Viewing Guidelines

  • Stay on paths bordering reedbeds and avoid pushing into dense waterside vegetation, since this is exactly the nesting habitat the species depends on and disturbance can cause nest abandonment.
  • Breeding birds and their nests are protected under general wildlife law in much of its range, with added protection during the breeding season, so avoid lingering near a singing male for extended periods in spring.
  • Playback of recorded song to draw the bird out should be used sparingly, if at all, as repeated exposure can disrupt territorial behaviour.
LCAvesPasseriformesCettiidae

Seasonal Activity

1,461,166 sightings · 2000–2026

Citizen science records via GBIF

All monthsThis month

Classification

Kingdom
Animalia
Phylum
Chordata
Class
Aves
Order
Passeriformes
Family
Cettiidae

Traits

Diet
Invertebrate
Foraging
Ground
Activity
Diurnal
Body mass
13 g

Photo

(c) Paul Cools, some rights reserved (CC BY-NC), uploaded by Paul Cools

CC-BY-NC-4.0

Occurrence data from GBIF.