Reproductive Biology

A bottom spawner, utilizing cracks and crevasses for its eggdeposition sites. A male and female meeting in midwater descend to the rocky substrate. The female positions herself close to a crack or crevasse in the rocks, where she ejects an egg, which is fertilized by the male. The eggs are not adhesive but become wedged in place. In aquaria they make use of a similar arrangement of rocky crevasses but also lay their eggs in spawning mops and even on the bare bottom of the aquarium. The eggs are large, 0.1 in (3 mm), but difficult to see. Eggs eye-up in about a week and hatch in two to three weeks.

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