Spawning Aggregations of Epinephelus ongus

Main Ref. Shinichiro Kakuma, 2014, , Pers. comm.
Spawning type Group spawning
Aggregation type Transient
Spawning evidence
Direct
Spawning observation; Hydrated eggs
Indirect
GSI; Courtship; High seasonal landings; Multiple gravid females; Colour changes associated with spawning; Mature gonads; Significant increase in numbers observed (eg > 3x)
Status Same
Lunar phase Third quarter;
Habitat type Rubble; Reef channel (pass); Sand
Management Marine Protected Area; Size limits Gear Trap; Spear; Gill net; Hook and Line
Country Japan
Comments & Corrections
Back to Search