Temporal spawning patterns of several surgeonfishes and wrasses in American Samoa
Craig P. 1998. Temporal spawning patterns of several surgeonfishes and wrasses in American Samoa. Pacific Science. 52(1):35-39
Three coral reef surgeonfishes (Acanthurus guttatus, A. triostegus, A. lineatus) and two wrasses (Thalassoma quinquevittatum, T. hardwickii) spawned year-round in American Samoa. Spawning occurred in or adjacent to the channel draining the fringing reef at specific times of day: dawn (A. lineatus), daytime (T. quinquevittamtum, T. hardwickii), or dusk (A. guttatus, A. triostegus); and spawning time tracked seasonal changes in day length. Egg predation was high for the surgeonfishes, but predation by piscivores appeared to be low.
- Type
- Journal Article
- Authors
- Craig, Peter
- Units
- NPSA , PACN
- Keywords
- American Samoa, Animal Studies, Fish, Spawning, surgeonfish (Acanthurus), wrasses (Thalassoma)