Apistogramma pulchra Breeding Guide

How to breed Apistogramma pulchra: a soft-water cave-spawning dwarf cichlid whose eggs are tended by the female parent.

Overview

Apistogramma pulchra is a dwarf cichlid from the Madeira River basin within the Amazon drainage in Brazil (FishBase). According to FishBase, eggs are deposited on the ceiling of caves and are tended by the female parent, placing this species among the cave-spawning Apistogramma. FishBase lists it as Least Concern (assessed 2020). Like other members of the genus, it is best bred in soft, acidic water.

Sexing

FishBase records males reaching barely 5 cm and females barely 2.5 cm, with a standard length around 3.2 cm; males are therefore notably larger. FishBase notes that males display extended fin filaments when breeding, whereas females have rounded fins. Across the genus Apistogramma, males are generally larger and more colourful, while females in breeding condition are most frequently yellow with blackish markings (Wikipedia).

Conditioning

FishBase does not detail species-specific conditioning for A. pulchra. Genus-level sources describe Apistogramma as carnivorous micro-predators; the KB record classifies the species as a carnivore fed twice daily, and a varied diet supports spawning condition.

Breeding Setup

As a cave spawner, A. pulchra requires enclosed spawning sites; nearly all Apistogramma species spawn in crevices such as holes in sunken wood or aggregations of leaf litter (Wikipedia). Soft, acidic water is appropriate for the genus. The KB record lists a minimum tank volume of 80 L with temperatures of 25-29 °C, pH 4.5-6.5 and GH 1-4.

Spawning Behavior & Trigger

Within the genus, the female selects and prepares a cave and deposits eggs on its ceiling, which she then tends (FishBase; Wikipedia). Apistogramma form either polygamous harems or monogamous pairs depending on species and arrangement (Wikipedia).

Egg & Fry Care

FishBase states the eggs are tended by the female parent. More generally, in Apistogramma the female is more highly involved in caring for eggs and fry while the male defends the surrounding territory from predators (Wikipedia). The sex ratio of the fry is influenced by water conditions: warmer water produces more males, and in some species lower pH also produces more males (Wikipedia).

Common Challenges

Species-specific breeding difficulties for A. pulchra are not documented in the consulted sources. The KB record rates breeding difficulty as advanced, consistent with the soft, acidic conditions the genus requires for eggs to develop.