#2969 · 🦋 butterflies & moths
Chalkhill Blue
🇳🇱 Bleek Blauwtje ·Polyommatus coridon
📍 Villach-Land, Österreich
📍 Nuoro, Sardegna, IT
📍 83088 Kiefersfelden, Deutschland
📍 Miloslavskiy rayon, RU-RZ, RU
10 photos from iNaturalist (Creative Commons) · credits & licences
- 1. © Anne SORBES · CC BY-NC-SA 4.0
- 2. © Anne Sorbes · CC BY-NC-SA 4.0
- 3. © Alessandro Fiorillo · CC BY-NC 4.0
- 4. © cossus · CC BY-NC 4.0
- 5. © Sarah · CC BY 4.0
- 6. © Keith Martin-Smith · CC BY-NC-SA 4.0
- 7. Villach-Land, Österreich:© franzkoessl · CC BY-NC 4.0
- 8. Nuoro, Sardegna, IT:© Luca Boscain · CC BY-NC 4.0
- 9. 83088 Kiefersfelden, Deutschland:© Stefan Gey · CC BY-NC 4.0
- 10. Miloslavskiy rayon, RU-RZ, RU:© evgeniq_benihanov · CC BY 4.0
what is it?
The chalkhill blue ( Polyommatus coridon ) is a butterfly in the family Lycaenidae.
base stats
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
- Spotted 1 times in the Netherlands on iNaturalist.
- 20,494 observations worldwide on iNaturalist.
- Scientifically named by Nikolaus Poda von Neuhaus in 1761 (265 years ago).
fact sheet
- English
- Chalkhill Blue
- Nederlands
- Bleek Blauwtje
- scientific name
- Polyommatus coridon
- class
- Insecta
- order
- Lepidoptera
- family
- Lycaenidae
- IUCN Red List
- LC · least concern
- sightings in NL
- 1
- sightings in Europe
- 14,536
- sightings worldwide
- 20,494
- GBIF records in NL
- 136
- weight
- —
- length
- —
- lifespan
- —
- named
- 1761 by Nikolaus Poda von Neuhaus
IUCN in Dutch: niet bedreigd. Blank means the sources don't say.
relatives· Lycaenidae
#2391 📷 7Small Copper
🇳🇱 Kleine vuurvlinder
Lycaena phlaeas
👀 2.1k in NL
#2394 📷 8Common Blue
🇳🇱 Icarusblauwtje
Polyommatus icarus
👀 1.8k in NL
#2400 📷 8Holly Blue
🇳🇱 Boomblauwtje
Celastrina argiolus
👀 1.4k in NL
#2422 📷 10Brown Argus
🇳🇱 Bruin blauwtje
Aricia agestis
👀 647 in NL
#2475 📷 7Silver-studded Blue
🇳🇱 Heideblauwtje
Plebejus argus
👀 318 in NL
#2517 📷 10Purple hairstreak
🇳🇱 Eikenpage
Favonius quercus
LC 👀 196 in NL
#2539 📷 10Green Hairstreak
🇳🇱 Groentje
Callophrys rubi
👀 172 in NL
#2566 📷 10Sooty Copper
🇳🇱 Bruine Vuurvlinder
Lycaena tityrus
LC 👀 148 in NL
Sources: iNaturalist taxon 109983, Wikidata Q536956, GBIF 1925221, Wikipedia (EN), Wikipedia (NL). Intro text from Wikipedia (CC BY-SA 4.0).Updated 2026-10-24.