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Fish Saltwater Care: medium Peaceful

Bartlett's Anthias

Nemanthias bartlettorum
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Other names: Bartletts' anthias, Pseudanthias bartlettorum
Group: Marine fish · Family: Serranidae · Origin: Western-central Pacific — Palau, Kosrae, the Marshall Islands, Nauru, Kiribati (Fanning) and Tonga

A small Pacific anthias with a lavender-pink body and a broad yellow band covering its back. It grows to 9 cm; one of the hardier anthias, it lives in harems and needs several meals a day.

Will it suit my tank?

Last updated October 16, 2026

Temperature
24–27°C
pH
8.1–8.4
Adult size
9 cm
Minimum tank size
300 liters
Social structure
Harem (one male, several females)
Male–female ratio
1 erkek : 3–5 dişi
Swimming zone
Middle
Diet
Carnivore
Breeding
Egg scatterer

Water parameters

Temperature24–27°C
pH8.1–8.4
Recommended range
May escape, needs a lid Considered reef safe

Overview

October 16, 2026 · Suggest an edit

Bartlett's anthias lives on the outer reefs of Micronesia and the central Pacific islands in large groups in which a few males accompany dozens of females and juveniles. The back of its lavender-pink body is covered by a broad golden-yellow band; males are larger and more saturated in color. With a 2022 revision it was moved from Pseudanthias to the genus Nemanthias. Specimens are wild-collected; among anthias it is relatively hardy and switches easily to prepared food.

Tank Setup

October 16, 2026 · Suggest an edit
  • At least 300 liters for a group of one male and 3–5 females; open water in the upper part of the tank.
  • Salinity specific gravity 1.023–1.026, pH 8.1–8.4, temperature 24–27°C; high oxygen and moderate to strong flow.
  • Rock and coral structures to shelter in; a lid is recommended.
  • Reef-safe: It leaves corals and invertebrates alone.

Diet

October 16, 2026 · Suggest an edit

Carnivorous; it picks plankton. Offer frozen mysis, enriched brine shrimp, copepods, fish roe and small granule foods in small amounts at least 3 times a day.

Behavior and Compatibility

October 16, 2026 · Suggest an edit

Peaceful and active. Males display at each other; in a small aquarium only one male should be kept.

Good companions: Clownfish, fairy and flasher wrasses, dwarf angelfish, tangs, gobies, cardinalfish.

Avoid: Lionfish, groupers, dottybacks, large hogfish, very fast fish that grab the food.

A short profile for this species

The Bartlett's Anthias page has the basics, but the sections below have not been written yet. If you keep this species, write a section from your own experience; it will be published under your name after editor approval.

Tank mates

This list is calculated automatically from the species profile and grows as new species are added to the catalog. Try it in the planner for a definite answer.

Should not be kept together

Hobbyist notes

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Change history and contributors
  1. Page created · October 16, 2026