A copy of this work was available on the public web and has been preserved in the Wayback Machine. The capture dates from 2018; you can also visit the original URL.
The file type is
Ottelia acuminata was a dominant macrophyte in Dianchi Lake prior up through the 1970s, when it was thought to have gone extinct in 1976. Various theories have been proposed as to its extinction, with a particular focus on pollution-driven factors. By comparing the historical records on pollution and fish yields of Dianchi Lake from the 1950s to early 2000, we found that the extinction of O. acuminata from Dianchi Lake occurred earlier than the documented spread of pollution. The surveyed datafatcat:dmruhsez2zczjfxvvrvbr33xe4