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Data · dataset · 2019

A dataset of chlorophyll-a concentration in the Jiaozhou Bay from 1997 to 2010

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Chlorophyll-a is an important photosynthetic pigment in plant photosynthesis.

Description

The concentration of chlorophyll-a in seawater is an important indicator of phytoplankton population, which can represent the carbon accumulation capacity of primary producers. The data on chlorophyll-a concentration in seawater are the basic information for studying marine ecosystem and assessing marine biological resources.

The Jiaozhou Bay is a typical bay for the research of China’s marine ecological environment. Its phytoplankton structure is similar to that in the South Yellow Sea. The Jiaozhou Bay National Marine Ecosystem Research Station, Shandong (also known as the Jiaozhou Bay Station) conducted long-term monitoring of meteorological, physical, chemical, and biological indicators in the area of the Bay.

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The dataset was based on long-term chlorophyll-a observation from 12 fixed stations in the Jiaozhou Bay from 1997 to 2010 by the Jiaozhou Bay Station. The original data of the dataset were sorting out and processed by means of the data processing method and standardized quality control system specified by the Chinese Ecosystem Research Network of Chinese Academy of Sciences (CERN). The outliers of the time series data that failed the 3sigma test combined with the time series comparison of adjacent sites have been removed.

To meet the needs of different users, the dataset is processed after interpolation, and long-time sequence diagrams are created for online download sharing. The dataset can be used for scientific research on gulf ecological health assessment, long-term changes in primary productivity, evolution of gulf ecosystem, water color remote sensing, etc., and provide data support for the government to effectively set environmental quality limits and take prevention and control measures.

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Inferred from text
Ecology 69% · Satellite remote sensing 65%
Provenance · 1 source records, 12 field assertions
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