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从1992年4月至12月对东南极中山站近岸当年冰生物量及其环境因子进行了观测。冰底有色层出现在4月下旬和11月下旬,集中于冰底2~3cm,叶绿素a最高含量分别为88.3mg/m3和2810mg/m3,相应的冰藻数量分别为3.5×106和1.21×108个/升。柱总叶绿素a含量的季节性变化极为显著,尤其是以春季的大幅度快速增值为特征,变化范围为1.17~59.7mg/m2,冰藻生物量主要分布在冰底,冬季期间则集中在冰底或冰的中上层。藻类优势种较为单一,秋季优势种为Nitzschialecointei、N.barkleyi和N.cylindrus;春季优势种为Amphiprorakjelmani,Berkeleyarutilans和N.lecointei。中山站近岸冰藻生物量的垂直分布和季节变化以及春季优势种的组成与东南极其它固冰区具有较强的相似性,与亚南极固冰区差异较大。
From April to December 1992, the ice biomass and its environmental factors in the coastal area of Zhongshan Station, East Antarctica were observed. The color of ice layer appeared in late April and late November, and concentrated on the ice bottom 2 ~ 3cm, the highest content of chlorophyll a were 88.3mg / m3 and 2810mg / m3, the corresponding amount of ice algae were 3.5 × 106 And 1.21 × 108 pcs / liter. The seasonal changes of the total chlorophyll a content in the column were extremely significant, especially in the spring with the rapid and significant increment, ranging from 1.17 to 59.7 mg / m2. The biomass of the ice algae mainly distributed on the ice bottom, while in the winter Focus on the ice or ice in the upper. Algae dominant species is more single, autumn dominant species Nitzschialecointei, N. barkleyi and N. The dominant species in spring are Amphiprorakjelmani, Berkeleyarutilans and N. lecointei. The vertical distribution and seasonal variation of the algae biomass of the nearshore and the composition of the dominant species in spring in Zhongshan Station are similar to other ice-fixing areas in the Southeast Antarctic, and differ greatly from the ice packs in the sub-Antarctic ice-fixing area.