Brook Trout
ExploreFish
Brook Trout
Salvelinus fontinalis
The Brook Trout is a small, colorful fish known for its bright spots! They are often found in clear, cold streams.
Habitat: Cold, clean freshwater streams
Appearance
The Brook Trout has a distinctive olive-green back with light, worm-like markings and striking red spots with blue halos along its sides. Its lower fins are orange with a prominent white leading edge, edged in black, making it easy to identify.
KingdomAnimaliaPhylumChordataClassActinopterygiiOrderSalmoniformesFamilySalmonidaeGenusSalvelinus
Category
FishRarity
Common
Danger
2/5 · Low
Snaps
1
Interesting facts
Brook Trout build nests called "redds" on the riverbed to lay their eggs.
Male Brook Trout grow a hooked jaw called a "kype" during mating season. Wow!
They are actually a type of "char," not a true trout!
They are an indicator species, showing if water is clean and healthy. Wow!
Special abilities
Ability
River Camouflage
Brook Trout has intricate patterns that help them blend perfectly with rocky riverbeds, hiding from predators.
Ability
Cold-Water Power
Brook Trout can thrive in super cold, oxygen-rich water because their bodies are adapted for chilly environments.
Ability
Vibration Sensor
Brook Trout can sense tiny vibrations in the water using a special lateral line, helping them find hidden prey.
Measurements & details
- Length
- 25-65 cm
- Weight
- 0.3-3 kg
- Lifespan
- 3-7 years
- Swim Speed
- 15 km/h
- Maximum Depth
- 20 m
- Water Type
- Freshwater
Diet & Feeding
They are clever hunters, munching on aquatic insects, small fish, and other tiny water critters.
Age differences: Young fish eat mostly insects, while larger adults consume more small fish and crustaceans.
Primary Foods
- aquatic insects
- terrestrial insects
- small fish
- crayfish
- minnows
Foraging Method
- Ambush
Ecological connections
eaten by
Osprey
Pandion haliaetus
Ospreys dive from the sky to snatch Brook Trout from rivers and lakes.
eaten by
North American River Otter
Lontra canadensis
River otters are playful hunters that frequently prey on fish like trout.
eats
Green Drake Mayfly
Ephemera danica
Young Brook Trout love to feast on emerging mayfly nymphs and adults.
Traits
Wildlife
Wildlife encompasses all undomesticated animal and plant life existing in their natural habitats.
Colorful
Colorful describes organisms or objects displaying a wide range of bright and distinct colors.
Piscivorous
Piscivorous organisms are animals that primarily subsist on a diet of fish.
Longevous
This trait characterizes organisms with an exceptionally long lifespan compared to others of their kind.
Freshwater
Freshwater habitats include non-saline aquatic environments such as rivers, lakes, ponds, and wetlands, vital for numerous species.
Aquatic
Aquatic habitats encompass environments where organisms live predominantly in water, including oceans, rivers, lakes, and wetlands.
Nocturnal
Nocturnal animals are primarily active during the nighttime hours, typically resting or sleeping during the day.
Also known as
Eastern Brook TroutSalterSpeckled Trout
Collections
Safety
Danger
2/5 · Low
Watch quietly from a distance and never try to feed or chase wild animals.
Frequently Asked Questions
How long is Brook Trout?
25-65 cm
How much does Brook Trout weigh?
0.3-3 kg
How long does Brook Trout live?
3-7 years
What does Brook Trout eat?
They are clever hunters, munching on aquatic insects, small fish, and other tiny water critters.
How fast can Brook Trout swim?
15 km/h
Where is Brook Trout usually found?
Cold, clean freshwater streams
How does Brook Trout hunt?
Ambush
How deep can Brook Trout go?
20 m
Snap Map
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