Loggerhead sea turtle policies of the Barack Obama Administration (2009-2017) gear in the loggerhead conservation area during the presence of El Niño conditions in order to protect the endangered North Pacific Ocean loggerhead DPS. This ruling effective July 23, 2014 was intended to prevent bycatch of loggerhead sea turtles. A team including sea turtle biologists and oceanographers determined the presence of El Niño conditions based on the “El Niño watch” issued by the Climate Prediction Center (CPC), anomalies found in sea surface temperature (SST) charts published by NOAA’s Coast Watch Program, the presence of loggerhead sea turtles in the Pacific loggerhead conservation area, and reports of loggerhead strandings. The SST
Varieties of Chinese increase, although there are also some sharp boundaries. However, the rate of change in mutual intelligibility varies immensely depending on region. For example, the varieties of Mandarin spoken in all three northeastern Chinese provinces are mutually intelligible, but in the province of Fujian, where Min varieties predominate, the speech of neighbouring counties or even villages may be mutually unintelligible. Classifications of Chinese varieties in the late 19th century and early 20th century were based on impressionistic criteria. They often followed river systems, which were historically the main routes of migration and communication in southern China. The first scientific classifications, based