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  • BIOACID; Biological Impacts of Ocean Acidification; Class; EPOCA; European Project on Ocean Acidification; Experimental treatment; Experiment day; Family; Fraction; Fraction of sample; Kingdom; Number of sequences; Order; Phylum; Sample ID; Sequence abundance  (1)
  • Course; DATE/TIME; Humidity, relative; LATITUDE; LONGITUDE; meteorological data; Navigation; Navigation and meteorological acquiring during the full course of the campaign; Pacific Ocean; position; Pressure, atmospheric; Solar azimuth angle; Solar zenith angle; Speed; SV Tara; TARA_2016-2018; Tara_Pacific; TARA_PACIFIC_2016-2018; Tara Pacific Expedition; Temperature, air; Temperature, water; UMS; Underway, multiple sensors; Validation flag/comment; Wind apparent direction, reference angle, bow; Wind apparent direction, reference angle, north; Wind apparent speed; Wind direction, true; Wind speed, true  (1)
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  • 1
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    PANGAEA
    In:  Station Biologique de Roscoff
    Publication Date: 2023-07-11
    Description: Hierarchical clustering. Taxonomic assignment of reads was performed using a preexisting database of SSU rDNA sequences from including XXX reference sequences generated by Sanger sequencing. Experimental amplicons (reads), sorted by abundance, were then concatenated with the reference extracted sequences sorted by decreasing length. All sequences, experimental and referential, were then clustered to 85% identity using the global alignment clustering option of the uclust module from the usearch v4.0 software (Edgar, 2010). Each 85% cluster was then reclustered at a higher stringency level (86%) and so on (87%, 88%,…) in a hierarchical manner up to 100% similarity. Each experimental sequence was then identified by the list of clusters to which it belonged at 85% to 100% levels. This information can be viewed as a matrix with the lines corresponding to different sequences and the columns corresponding to the cluster membership at each clustering level. Taxonomic assignment for a given read was performed by first looking if reference sequences clustered with the experimental sequence at the 100% clustering level. If this was the case, the last common taxonomic name of the reference sequence(s) within the cluster was used to assign the environmental read. If not, the same procedure was applied to clusters from 99% to 85% similarity if necessary, until a cluster was found containing both the experimental read and reference sequence(s), in which case sequences were taxonomically assigned as described above.
    Keywords: BIOACID; Biological Impacts of Ocean Acidification; Class; EPOCA; European Project on Ocean Acidification; Experimental treatment; Experiment day; Family; Fraction; Fraction of sample; Kingdom; Number of sequences; Order; Phylum; Sample ID; Sequence abundance
    Type: Dataset
    Format: text/tab-separated-values, 93578 data points
    Location Call Number Limitation Availability
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  • 2
    Publication Date: 2024-01-06
    Description: The Tara Pacific expedition (2016-2018) sampled coral ecosystems around 32 islands in the Pacific Ocean, and sampled the surface of oceanic waters at 249 locations, resulting in the collection of nearly 58,000 samples. The expedition was designed to systematically study corals, fish, plankton, and seawater, and included the collection of samples for advanced biogeochemical, molecular, and imaging analysis. Here we provide the continuous dataset originating from navigation and meteorological instruments acquiring continuously during the full course of the campaign.
    Keywords: Course; DATE/TIME; Humidity, relative; LATITUDE; LONGITUDE; meteorological data; Navigation; Navigation and meteorological acquiring during the full course of the campaign; Pacific Ocean; position; Pressure, atmospheric; Solar azimuth angle; Solar zenith angle; Speed; SV Tara; TARA_2016-2018; Tara_Pacific; TARA_PACIFIC_2016-2018; Tara Pacific Expedition; Temperature, air; Temperature, water; UMS; Underway, multiple sensors; Validation flag/comment; Wind apparent direction, reference angle, bow; Wind apparent direction, reference angle, north; Wind apparent speed; Wind direction, true; Wind speed, true
    Type: Dataset
    Format: text/tab-separated-values, 10873547 data points
    Location Call Number Limitation Availability
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