Species and habitats - Pleuronectes platessa - Age0 - Recurrence - IBTS Q3 (1991-2010)

Species habitat occupation, observed during the third quarter IBTS from 1991 to 2010, has been expressed as rare, occasional, frequent, recurrent depending on density levels and variability over time.1991年至2010年第三季度国际底拖网调查（International Bottom Trawl Survey，IBTS）所观测得到的物种栖息地占用状况，已根据种群密度水平及时间变异性，划分为稀有、偶见、常见、频发四个等级。