ExploreFish

Emperor Angelfish

Pomacanthus imperator

The Emperor Angelfish is a large, colorful fish with bold stripes. It is known for its majestic appearance and is often found in deeper waters.

Habitat: Coral reefs

Appearance

The Emperor Angelfish has a striking blue body adorned with vivid yellow horizontal stripes and an electric blue mask around its eyes. Its bright yellow caudal fin provides a strong contrast, making it instantly recognizable among reef fish. Juvenile fish have completely different concentric white and blue ring patterns.

KingdomAnimaliaPhylumChordataClassActinopterygiiOrderPerciformesFamilyPomacanthidaeGenusPomacanthus
Emperor Angelfish
wildlife trait badgecolorful trait badgepiscivorous trait badgeancient_lineage trait badge
Emperor Angelfish

Category

Fish

Rarity

Common

Danger

2/5

Snaps

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Interesting facts

Emperor Angelfish are known to form long-term pairs, swimming together on the reef!

Juvenile Emperor Angelfish look so different, they were once thought to be a separate species!

These majestic fish can grow up to 40 centimeters long, almost the length of your forearm!

They meticulously pick tiny food particles from coral and rocks with their small mouths!

Special abilities

Ability

Color Transformer

Emperor Angelfish can completely change its body pattern and colors as it grows because of specialized cells in its skin.

Ability

Reef Grazer

Emperor Angelfish has a strong mouth and teeth that helps them nibble on tough sponges and algae, keeping the reef healthy.

Ability

Territory Defender

Emperor Angelfish can fiercely defend its patch of reef because of its instinct to protect food and shelter.

Measurements & details

Length
10-40 cm
Weight
0.5-1.5 kg
Lifespan
10-20 years
Swim Speed
1.5 km/h
Max Depth
100 m
Water Type
Saltwater

Diet & Feeding

This beautiful fish is an omnivore, munching on sponges, tunicates, and algae found on coral reefs.

Primary Foods

  • sponges
  • tunicates
  • algae
  • hydroids
  • small crustaceans

Foraging Method

  • Foraging

Ecological connections

eaten by

Whitetip reef shark

Triaenodon obesus

A predator on coral reefs.

eaten by

Brown-marbled grouper

Epinephelus fuscoguttatus

A larger reef fish predator.

eats

Yellow tube sponge

Aplysina fistularis

One of its primary food sources.

symbiotic with

Common cleaner wrasse

Labroides dimidiatus

Receives cleaning services from this small fish.

Traits

Also known as

Imperator Angelfish

Collections

Safety

Danger

2/5

Watch quietly from a distance and never try to feed or chase wild animals.

Frequently Asked Questions

How long is Emperor Angelfish?

10-40 cm

How much does Emperor Angelfish weigh?

0.5-1.5 kg

How long does Emperor Angelfish live?

10-20 years

What does Emperor Angelfish eat?

This beautiful fish is an omnivore, munching on sponges, tunicates, and algae found on coral reefs.

How fast can Emperor Angelfish swim?

1.5 km/h

Where is Emperor Angelfish usually found?

Coral reefs

How does Emperor Angelfish hunt?

Foraging

How deep can Emperor Angelfish go?

100 m

Snap Map

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Where to spot

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