New 🐟 Mercury Safety Guide & Omega-3 Rankings Updated for 2026. View Omega-3 Rankings →

🌿 Sustainable Seafood ⚡ Omega-3 Rankings 🔬 Mercury Safety 🏆 World Records 🎣 Fishing Licenses
API Docs
Get API Key →
Family Order: Petromyzontiformes 🍽️ 2 Edible ⚠️ 2 Venomous

Petromyzontidae

Species
40
Genera
7
Max Length
120 cm
Max Weight
2.5 kg
Avg Trophic
3.68
Threatened
-

🌐 Geographic Distribution

Norway
4 spp.
United States
4 spp.
Belgium
3 spp.
Denmark
3 spp.
Sweden
3 spp.
France
2 spp.
Netherlands
2 spp.
Canada
2 spp.
Mexico
1 spp.
Ukraine
1 spp.

🔬 Ecology & Feeding

filter feed
83%
5
filter-feed
17%
1
Shallowest
0 m
Deepest
4,099 m

🌍 Habitat Distribution

💧 Freshwater
34
🔄 Diadromous
6

🛡️ Conservation Status Distribution

LC
NT
EN
CR
Least Concern 19
Near Threatened 7
Vulnerable 1
Endangered 4
Critically Endangered 3
Data Deficient 1