#3596 · 🐝 bees, wasps & ants
Hazel Sawfly
🇳🇱 Elzenbladwesp ·Nematus septentrionalis
🐝 Bees, wasps & ants 📍 in the Netherlands
10 photos from iNaturalist (Creative Commons) · credits & licences
- 1. © Mick Talbot · CC BY-NC-SA 4.0
- 2. © Иван Тисленко · CC BY-NC 4.0
- 3. © Alexander Boldyrev · CC BY-NC 4.0
- 4. © Иван Тисленко · CC BY-NC 4.0
- 5. © ingridaltmann · CC BY 4.0
- 6. © ingridaltmann · CC BY 4.0
- 7. © Иван Тисленко · CC BY-NC 4.0
- 8. © Jan Grathwohl · CC BY-NC 4.0
- 9. © Иван Тисленко · CC BY-NC 4.0
- 10. © portioid · CC BY 4.0
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 37 times in the Netherlands on iNaturalist.
- 1,910 observations worldwide on iNaturalist.
fact sheet
- English
- Hazel Sawfly
- Nederlands
- Elzenbladwesp
- scientific name
- Nematus septentrionalis
- class
- Insecta
- order
- Hymenoptera
- family
- Tenthredinidae
- sightings in NL
- 37
- sightings in Europe
- 1,609
- sightings worldwide
- 1,910
- weight
- —
- length
- —
- lifespan
- —
relatives· Tenthredinidae
#3521 📷 7Turnip Sawfly
🇳🇱 Knollenbladwesp
Athalia rosae
👀 264 in NL
#3540 📷 10Yellow-spotted Macrophya
Macrophya montana
👀 135 in NL
#3541 📷 10Solomon's-seal sawfly
🇳🇱 Salomonszegel bladwesp
Phymatocera aterrima
👀 131 in NL
#3544 📷 10Saddleback Grass-cutter
Eutomostethus ephippium
👀 120 in NL
#3548 📷 10Figwort sawfly
🇳🇱 Helmkruidbladwesp
Tenthredo scrophulariae
👀 105 in NL
#3552 📷 10Common Sedge-sawfly
Selandria serva
👀 93 in NL
#3566 📷 7Tenthredo campestris
Tenthredo campestris
👀 67 in NL
#3568 📷 10Willow Redgall Sawfly
🇳🇱 Gewone blaasbladwesp
Euura proxima
👀 64 in NL
Sources: iNaturalist taxon 1354145. Intro text from Wikipedia (CC BY-SA 4.0).Updated 2026-10-24.