#0113 · 🦊 mammals
Risso's Dolphin
🇳🇱 Gramper ·Grampus griseus
10 photos from iNaturalist (Creative Commons) · credits & licences
- 1. © Robin Gwen Agarwal · CC BY-NC 4.0
- 2. © Christian Schwarz · CC BY-NC 4.0
- 3. © J. Maughn · CC BY-NC 4.0
- 4. © Robin Gwen Agarwal · CC BY-NC 4.0
- 5. © Robin Gwen Agarwal · CC BY-NC 4.0
- 6. © Robin Gwen Agarwal · CC BY-NC 4.0
- 7. © Daniel Benák · CC BY 4.0
- 8. © Donna Pomeroy · CC BY-NC 4.0
- 9. © James Maughn · CC BY-NC 4.0
- 10. © Robin Gwen Agarwal · CC BY-NC 4.0
what is it?
Risso's dolphin ( Grampus griseus ) is the only species of dolphin in the genus Grampus . It is commonly known as the Monk dolphin among Taiwanese fishermen.
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
- No confirmed wild sightings in the Netherlands on iNaturalist: you'd have to travel for this one.
- 3,402 observations worldwide on iNaturalist.
- Scientifically named by Georges Cuvier in 1812 (214 years ago).
fact sheet
- English
- Risso's Dolphin
- Nederlands
- Gramper
- scientific name
- Grampus griseus
- class
- Mammalia
- order
- Artiodactyla
- family
- Delphinidae
- IUCN Red List
- LC · least concern
- sightings in NL
- 0
- sightings in Europe
- 316
- sightings worldwide
- 3,402
- GBIF records in NL
- 50
- weight
- —
- length
- —
- lifespan
- —
- named
- 1812 by Georges Cuvier
IUCN in Dutch: niet bedreigd. Blank means the sources don't say.
relatives· Delphinidae
#0051 📷 7Common Dolphin
🇳🇱 Gewone Dolfijn
Delphinus delphis
LC 👀 5 in NL
#0060 📷 9White-beaked Dolphin
🇳🇱 Witsnuitdolfijn
Lagenorhynchus albirostris
LC 👀 3 in NL
#0062 📷 9Orca
🇳🇱 Orka
Orcinus orca
DD 👀 2 in NL
#0064 📷 8Long-finned Pilot Whale
🇳🇱 Griend
Globicephala melas
LC 👀 2 in NL
#0067 📷 8Common Bottlenose Dolphin
🇳🇱 Tuimelaar
Tursiops truncatus
LC 👀 1 in NL
#0346 📷 10Tamanend's Bottlenose Dolphin
Tursiops erebennus
🌍 4.4k seen
#0379 📷 9Spinner Dolphin
🇳🇱 Langsnuitdolfijn
Stenella longirostris
LC 🌍 3.5k seen
#0383 📷 10Indo-Pacific Bottlenose Dolphin
🇳🇱 Langbektuimelaar
Tursiops aduncus
NT 🌍 3.5k seen
Sources: iNaturalist taxon 41541, Wikidata Q203897, GBIF 5220027, Wikipedia (EN), Wikipedia (NL). Intro text from Wikipedia (CC BY-SA 4.0).Updated 2026-10-24.