subtidal zone

Distribution of Polychaeta in subtidal zone , Dongshan Bay , Fujian Province

东山湾潮下带多毛类的分布

Ecology of macrobenthos in subtidal zone ( 0 ~ - 5m ) of northern Zhejiang

浙北潮下带（0～－5m）大型底栖生物生态

Contents of both trace elements and oxide significantly increase from supralittoral zone to intertidal zone and to subtidal zone .

无论是微量元素还是氧化物，其含量大多数都由潮上带潮间带潮下带呈明显增大的趋势。

According to the variation of the morphology and dendroid structure , and combining with the oolite , we interpret the sedimentary environment of lower limestone member as a subtidal zone .

根据其形态与树枝状构造的变化，并与鲕粒灰岩相结合，分析认为其沉积环境为潮下带。

The first biological survey of subtidal zone waters in northern Zhejiang indicates that a total of 222 species of macrobenthos have been identified , they are subordinated to 103 families , 170 genera .

首次对浙北潮下带（0～－5m）水域生物学调查表明：共鉴定底栖生物222种，隶属103科170属；

It is karst reservoir on basis of secondary dissolve pore that experiences the karst corrosion result of hypergene and burial period , which lies in the high energy bank of the subtidal zone on the limited epicontinental sea .

它是受限陆表海环境中潮下高能滩体经过表生期和埋藏期岩溶作用的改造，以次生溶孔为主的岩溶型储层。

Laminaria japonica and Undaria pinnatifida , representative species of brown algae , inhabit subtidal zone ; Ulva pertusa and Enteromorpha prolifera , representative species of green algae , inhabit intertidal zone . The four kinds of macroalgae have important economical and ecological values .

海带和裙带菜是浅海潮下带典型的褐藻，孔石莼和浒苔是潮间带典型的绿藻，四种大型海藻均有重要的经济价值和生态价值。