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#1411 · 🐦 birds

Mountain Bluebird

🇳🇱 Bergsialia ·Sialia currucoides

LCleast concern 🐦 Birds 📍 outside Europe
Mountain Bluebird, photo 1 of 9
1/9 © christrent · CC BY-NC 4.0

what is it?

9 in). They have light underbellies and black eyes. Adult males have thin bills and are bright turquoise-blue and somewhat lighter underneath. Adult females have duller blue wings and tail, grey breast, grey crown, throat and back. In fresh fall plumage, the female's throat and breast are tinged with red-orange, brownish near the flank contrasting with white tail underparts....

base stats

  • NL sightings 0iNaturalist, research grade
  • worldwide 23,252iNaturalist observations
  • weight 3.2 gadult, up to
  • threat LCleast concern

Bars compare against all animals on log scales: up to 300,000 Dutch and 600,000 worldwide sightings (the most-seen species), 150 t (blue whale), 30 m and 400 years (Greenland shark).

fun facts

  • No confirmed wild sightings in the Netherlands on iNaturalist: you'd have to travel for this one.
  • 23,252 observations worldwide on iNaturalist.
  • Weighs only about 3 g.
  • Scientifically named by Johann Matthäus Bechstein in 1798 (228 years ago).

fact sheet

English
Mountain Bluebird
Nederlands
Bergsialia
scientific name
Sialia currucoides
class
Aves
order
Passeriformes
family
Turdidae
IUCN Red List
LC · least concern
sightings in NL
0
sightings worldwide
23,252
GBIF records in NL
0
weight
3.2 g
length
—
lifespan
—
named
1798 by Johann Matthäus Bechstein

IUCN in Dutch: niet bedreigd. Blank means the sources don't say.

relatives· Turdidae

Sources: iNaturalist taxon 12936, Wikidata Q819825, GBIF 2490935, Wikipedia (EN), Wikipedia (NL). Intro text from Wikipedia (CC BY-SA 4.0).Updated 2026-10-24.

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