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FishSaltwaterIntermediateSemi aggressive

Lemon Peel

Centropyge flavissimus

Also known as: Lemonpeel angelfish, Lemon Peel Angelfish, yellow angelfish

An all-yellow reef dweller with a bold personality that outpaces its small size.

Lemon Peel
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CC BY-SA 3.0

About

The lemon peel angelfish (Centropyge flavissimus) is about as close to a solid-yellow fish as the marine hobby offers, dressed in vivid canary coloring with a neat ring of electric blue around each eye and along the gill edges. Native to the shallow lagoons and exposed reefs of the Western Central Pacific, adults cruise coral-rich zones from just below the surge line down to significant depths, while juveniles tend to stay tucked away and out of sight. In the aquarium, that secretive juvenile phase often gives way to a much bolder adult personality. Lemon peels are semi-aggressive, and it's worth taking that seriously. They will harass smaller or more timid tankmates and have a well-earned reputation for picking at coral polyps and frags, which makes them a risky choice for a full reef setup. Keeping two dwarf angelfish together is generally a recipe for trouble unless the tank is genuinely large, and a mimic tang that resembles this species can trigger territorial responses. They feed mainly on algae in the wild, and a diet that keeps that grazing instinct satisfied goes a long way toward deterring nipping behavior. With good care, these fish are long-lived and rewarding, but they suit an intermediate keeper who goes in with realistic expectations.

Frequently asked questions

How big does the Lemon Peel get?
The Lemon Peel reaches about 3.5–5" as an adult.
What size tank does the Lemon Peel need?
A minimum of 70 gallons is recommended for the Lemon Peel.
What water parameters does the Lemon Peel need?
The Lemon Peel does best with a temperature of 72–82°F, a pH of 8–8.4.
Is the Lemon Peel aggressive?
The Lemon Peel is semi-aggressive. It can work in a community with careful tankmate choices and enough space.
What does the Lemon Peel eat?
The Lemon Peel is an omnivore. It does well on a varied diet of quality flake or pellet plus occasional frozen or live foods.
How long does the Lemon Peel live?
With good care, the Lemon Peel typically lives 5-10 years.
Is the Lemon Peel reef safe?
The Lemon Peel is not considered reliably reef safe and may harm corals or invertebrates.