The typology of intertidal mudflats

The typology of intertidal mudflats
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潮间带滩涂的类型

DOI:
10.1144/gsl.sp.1998.139.01.02
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发表时间:
1998
期刊:
Geological Society Special Publication
影响因子:
--
通讯作者:
K. Dyer
K. Dyer
中科院分区:
--
文献类型:
--
作者:
K. Dyer

文献摘要

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摘要 潮间带泥滩的描述性类型学是定量分类发展的第一阶段。这根据显而易见的参数对潮间带泥滩的各种属性进行了分类。泥滩存在于各种潮汐情况下,从暴露于高波浪能量的区域到受到高波浪能量遮挡的区域。它们可以显示表明侵蚀和沉积的形态剖面;分别为向上凹或向上凸。它们的坡度也变化很大,一些泥滩宽度达数公里,并且具有独特的河床形态。沉积物的范围从相对坚硬到极其柔软,其有机含量和生物组合具有互补的变化。这些因素之间的关系显示出泥滩类型的独特性。
Abstract A descriptive typology of intertidal mudflats is presented as the first stage of the development of a quantitative classification. This categorizes the various attributes of intertidal mudflats in terms of readily visible parameters. Mudflats are present in a wide range of tidal situations, and from exposed to sheltered from high wave energy. They can show morphological profiles indicative of erosion and deposition; concave upwards or convex upwards respectively. Their slopes can also vary widely, with some mudflats being several kilometres in width, and they possess characteristic bedforms. The sediments range from being comparatively hard to extremely soft, with complementary variations in their organic contents and biological assemblages. The relationships between these factors are shown to be distinctive of the mudflat type.