礁相（reef facies）是以造礁生物为特征的生物相。常见的造礁生物有群体珊瑚、层孔虫、苔藓虫、海绵和藻类等。以珊瑚礁为主的礁相，往往反映一种海水清澈的温暖浅海环境。在中国南方晚古生代海相地层中，珊瑚礁灰岩甚为常见。在中国震旦系中藻礁灰岩分布较广。
提出了台地边缘生物礁相—局限海台地相模式。
The writer introduces the models of organic reef facies of platform margins and platform facies of barrier sea.
托索湖—花石峡礁带的主体由块状的礁相灰岩和生物碎屑灰岩所组成；
The reef island belt from Tusuo Lake to Huashixia is mainly composed of massive reef limestone and bioclastic limestone.
渔塘铅锌矿床产于寒武纪碳酸盐岩中，主要受构造、岩性和藻礁相控制。
The occurrence of the Yutang lead and zinc-sulfide deposit in the Cambrian carbonate rocks is controlled mainly by tectonic, lithologic and algae reef factors.
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