New recruit density of Pocilloporidae was higher in 1999 than in 2000, with an opposite pattern found in Poritidae.

• 鹿角与微孔珊瑚科幼生新添入量具有年间变异，鹿角珊瑚科在1999年新添入量密度显著高于2000年，而微孔珊瑚科幼生则有相反现象。