Search: northern hemisphere
🇺🇸 United States and 4 moreSea lamprey
A jawless, parasitic fish native to the Northern Hemisphere that attacks other fish.Ancient · Rivers and lakes · 1758
🇺🇸 United States and 3 moreSockeye salmon
Anadromous Pacific salmon known for red spawning colour and zooplankton diet.Salmonid · Rivers and lakes · 1792
WorldThree-spined stickleback
Small northern fish known for rapid evolution and complex breeding.Other · Rivers and lakes
WorldNinespine stickleback
Small freshwater fish with variable spines found across the Northern Hemisphere.Other · Rivers and lakes
🇷🇺 Russia and 3 moreBurbot
A coldwater freshwater fish with a chin whisker, native to the Northern Hemisphere.Other · Rivers and lakes · 1758
🇷🇺 Russia and 4 moreNorthern pike
A large freshwater ambush predator found across the Northern Hemisphere.Other · Rivers and lakes · 1758
Photo credits on this page
The small pictures above come from Wikimedia Commons under free licences. Some are cropped to fit.
- Sea lamprey: Fernando Losada Rodríguez, CC BY-SA 4.0, source
- Sockeye salmon: Timothy Knepp of the Fish and Wildlife Service., Public domain, source
- Three-spined stickleback: Gilles San Martin, CC BY-SA 2.0, source
- Ninespine stickleback: Piet Spaans, Public domain, source
- Burbot: Unknown author, CC BY-SA 3.0, source
- Northern pike: Georg Mittenecker, CC BY-SA 2.5, source