ExploreFish

Koi

Cyprinus carpio

Koi are colorful fish that swim gracefully in ponds. They come in many colors like orange, white, and black. People love watching them glide through the water.

Habitat: Ponds

Appearance

The Koi has a torpedo-shaped body adorned with striking, vibrant patterns of red, white, black, yellow, and blue. Its large scales and flowing fins give it a majestic appearance, clearly distinguishing it from duller pond fish.

KingdomAnimaliaPhylumChordataClassActinopterygiiOrderCypriniformesFamilyCyprinidaeGenusCyprinus

Koi

Interesting facts

A single, prized Koi fish can sell for more than a luxury car!

Koi can actually change their colors and patterns slightly as they grow!

Some Koi are even named, and have specific lineages like royal families!

The oldest documented Koi fish lived to be an amazing 226 years old!

Special abilities

Koi use their barbels, whisker-like organs near their mouths, to feel and taste food in murky water, helping them find snacks easily.

Koi can live for many decades because of their robust genes and careful breeding, allowing them to grow very large.

Koi can recognize individual humans by their faces and voices because of their sharp memory, helping them learn who feeds them.

Koi can gulp air from the surface when water oxygen is low, which helps them survive temporary poor water conditions.

Measurements & details

Length: 30-90 cm
Weight: 2-15 kg
Lifespan: 25-50 years
Swim Speed: 10 km/h
Max Depth: 10 m
Water Type: Freshwater

Diet & Feeding

Koi are omnivores, eating almost anything from plants to small insects.

Primary Foods

Algae
Aquatic plants
Worms
Insects
Small crustaceans
Commercial pellets

Foraging Method

Foraging

Ecological connections

eaten by

Grey Heron

Ardea cinerea

Tall bird that spears fish from pond edges.

eaten by

Raccoon

Procyon lotor

Clever mammal that catches fish from shallow water.

eats

Water Net Algae

Hydrodictyon reticulatum

Koi graze on various aquatic plants and algae.

eats

Tubifex Worm

Tubifex tubifex

Koi forage for small invertebrates in pond substrate.

Traits

Wildlife

Step into the incredible world of wild animals and plants living freely in nature. From tiny insects to towering trees, it's all part of the wild wonders around us!

Social

Discover creatures that love to live and work together! These animals form groups, helping each other find food, stay safe, and raise their young.

Omnivorous

Meet versatile eaters who enjoy a wide variety of foods, from plants to other animals, allowing them to adapt to many different environments. They're nature's flexible diners!

Colorful

Discover amazing plants and animals that show off a dazzling array of bright and beautiful hues! They use their vibrant colors to attract attention or send signals.

Longevous

Marvel at organisms that have an incredible capacity to live for a very, very long time, sometimes spanning centuries or even millennia. They are the elders of the natural world!

Freshwater

Discover animals and plants that live in non-salty water, like rivers, lakes, and ponds! These watery homes are vibrant with life.

Keystone Species

Discover the hidden heroes of nature! These special species play an incredibly important role in their habitat, holding the entire ecosystem together like a crucial piece of a puzzle.