Number of living and dead foraminifers in the upprmost layer of bottom sedime...

After death of benthic and planktic foraminifera their tests intensive dissolve in sediments of the upper sublittoral zone (depth 30-60 m) in the highest productivity area of...在底栖有孔虫（benthic foraminifera）与浮游有孔虫（planktic foraminifera）死亡后，其壳体（test）会在高生产力区域的潮下带上部（水深30~60米）沉积物中发生强烈溶解。