Main Ref. | Heemstra, P.C. and J.E. Randall, 1993 |
Mode | protogyny |
Fertilization | external |
Mating type | polygyny |
Spawning frequency | one clear seasonal peak per year |
Spawning aggregation | Yes. Ref. SCRFA, Science and Conservation of Fish Aggregations, 2018 |
Batch spawner | Ref. |
Reproductive guild |
nonguarders open water/substratum egg scatterers |
Parental Care | none |
Description of life cycle and mating behavior | Mature females transform to males at a length of about 20 cm. Spawning occurs just before sunset over several days, and a male will spawn daily with each of the several females in his harem. Fecundity estimates range from about 150,000 to 282,000 eggs per female; with eggs 0.95 mm in diameter and having a single oil globule. |
Search for more references on reproduction | Scirus |