Seoane's Viper
Vipera seoanei
- KingdomAnimalia (Animals)
- PhylumChordata (Cordats)
- ClassSquamata
- FamilyViperidae (Vipèrids)
- GenusVipera (Eurasian Vipers)
- SpeciesVipera seoanei (Seoane's Viper)
Common names: Baskian viper, Iberian cross adder, Portuguese viper, Seoane's viper. Vipera seoanei is a venomous viper species native to extreme southwestern France and the northern regions of Spain and Portugal. Two subspecies are recognized as being valid, including the nominate race described here. Wikipedia →
30–40% of wildlife watchers report a Seoane's Viper sighting in Picos de Europa National Park, based on 25 days of visitor records from GBIF citizen-science data.
📅 Monthly Probability
☀️ When They're Spotted
Most active during daytime hours (6am–6pm) · across all parks (global)
Global Distribution
Where this species is recorded worldwide. Restricted to human observations from 2019 onwards — the same kind of record and the same period the probabilities on this page are built from, so collar-tracking studies, camera-trap arrays and museum specimens are excluded. Around Santa Rosa that removes 5,924 GPS fixes from a handful of tagged jaguars.
where this species is recorded (GBIF density — it tracks where observers go, not how likely a sighting is) · parks where it occurs — tap a pin for the sighting probability there
Parks Where Found
| # | Park | Country | Probability |
|---|---|---|---|
| 1 | Picos de Europa National Park | 🇪🇸 Spain | |
| 2 | Pyrénées National Park | 🇫🇷 France |
Quick answers
What are the chances of seeing a Seoane's Viper in Picos de Europa National Park?
About 34% of wildlife watchers report a Seoane's Viper sighting in Picos de Europa National Park, based on 25 days of visitor records from GBIF citizen-science data.
When is the best time to see Seoane's Viper in Picos de Europa National Park?
September has the highest sighting rate for Seoane's Viper in Picos de Europa National Park in our monthly data.