SIZE:
15 to 30 cm, up to 60 cm.
LIFE EXPECTANCY:
Up to 18 years.
LIFE CYCLE:
Sexual maturity is reached at approximately 2 years of age.
Spawning occurs near the end of November. The female will lay up to 60,000 eggs. The male is responsible for protecting the eggs over a three-month period, up until they hatch.