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Lunar Puffer

Lagocephalus lunaris

Also known as: Lunar Puffer, Lunartail Puffer

Origin: Indo-Pacific (coastal and open water)

L

Water Parameters

Temperature2428 °C
15 °C35 °C
pH8.18.4
49
GH (Hardness)1825 °dGH
0 °dGH30 °dGH
KH (Alkalinity)815 °dKH
0 °dKH20 °dKH

Quick Stats

Max Size
35 cm
Min Tank
400 L
Lifespan
5-10
Swimming Level
middle
Schooling
No
Diet
carnivore
Temperament
Aggressive open-water feeder; marine species-only; highly toxic

About

Lagocephalus lunaris is a fast-swimming, open-water puffer found across the Indo-Pacific and occasionally entering Red Sea and Mediterranean waters. Unlike most aquarium puffers, it is an active pelagic species rather than a benthic ambush predator, requiring substantial space for free swimming. It is occasionally available in the specialist trade and is considered highly toxic.

Care Guide

Water: 24–28°C, pH 8.1–8.4, SG 1.020–1.025; full marine salinity with strong flow. Tank: Minimum 400 L; open swimming space with minimal decor and strong circulation. Feeding: Whole fish, prawns, clams, and frozen marine foods; active feeder requiring daily meals. Behaviour: Fast, active swimmer; aggressive feeder — species-only marine aquarium. Compatibility: Species-only; fast open-water fish — avoid reef systems.

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