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Mollusca-Gastropoda of the North Pacific

There are 4622 species of Mollusca-Gastropoda that are commonly found in the North Pacific.

Information on the COI barcoding status of these species is presented in the table below.
MODE
A		 All available COI barcodes for this taxa group (collected from any ocean and/or without geo-referencing):
  • Of the 4622 total species, 2435 of these species (52%) have COI barcodes (from this or any ocean).
  • There are a total of 42311 "any ocean" COI barcode records available for this ocean and taxa group.
  • All available taxa group COI barcodes will be included in the Mode A downloads.
    • MODE
    B    		 Regional COI barcodes for this taxa group (includes only those collected in the North Pacific region):
  • Of the 4622 total species, 0 of these species (0%) have North Pacific-collected COI barcodes.
  • There are a total of 0 "North Pacific-collected" COI barcodes available for this taxa group.
  • In the map to the right, Red Stars show sampling locations of the COI barcodes in the Mode B download.
    • Uncoded
    Species    		 Of the 4622 total species in this region, 2187 species do not have any COI barcodes (from any region).

     Barcoding progress summary for the North Pacific region, out of a total of 4622 possible species:
    • There are COI barcodes for 2435 species ( 52% coverage ), of which 0 species have barcodes sampled inside this region ( 0% coverage ).
      •
    • There are 12S barcodes for 1063 species ( 22% coverage ), of which 89 species have barcodes sampled inside this region ( 1% coverage ). 
    • There are 16S barcodes for 1800 species ( 38% coverage ), of which 85 species have barcodes sampled inside this region ( 1% coverage ).
    • There are 18S barcodes for 571 species ( 12% coverage ), of which 33 species have barcodes sampled inside this region ( 0% coverage ).
    • There are 28S barcodes for 996 species ( 21% coverage ), of which 57 species have barcodes sampled inside this region ( 1% coverage ).
    Change Region   [ World ] [ Arctic ] [ North Atlantic ] [ South Atlantic ] [ Southern Ocean ] [ Indian Ocean ] [ South Pacific ]
    [ North Pacific ] [ Baltic Sea ] [ Mediterranean Sea ] [ Australia subregion ]
    -----> Click here to go back to the Group Summary page. <-----


    Mollusca-Gastropoda of the North Pacific
    MZGdb DATA FILES

    Database-Version:   v2026-m01-01    		 --->   Mode-A   <---

    COI barcodes = 42311
    12S barcodes = 3171
    16S barcodes = 7687
    18S barcodes = 1077
    28S barcodes = 3099
    		 Mode-B

    COI barcodes = 0
    12S barcodes = 381
    16S barcodes = 388
    18S barcodes = 286
    28S barcodes = 583
    		 Mode-C

    COI records = 55913
    12S records = 4305
    16S records = 10250
    18S records = 1537
    28S records = 5125
    		 Mode-D

    COI records = 7370
    12S records = 461
    16S records = 473
    18S records = 336
    28S records = 740
    FASTA file (*.fasta) MZGdb fasta (mode-A)
    COI | 12S | 16S | 18S | 28S

    True "barcode" (species-only) data
    from ANY ocean     (mode-A)     		MZGdb fasta (mode-B)
    COI | 12S | 16S | 18S | 28S

    True "barcode" (species-only) data
    from specific ocean     (mode-B)     		MZGdb fasta (mode-C)
    COI | 12S | 16S | 18S | 28S

    Genus-spp and species data
    from ANY ocean     (mode-C)     		MZGdb fasta (mode-D)
    COI | 12S | 16S | 18S | 28S

    Genus-spp and species data
    from specific ocean     (mode-D)
    Mothur-formatted
    Taxonomic Hierarchy file (*.txt)

    Paired with fasta file above    		 MZGdb Mothur (mode-A)
    COI | 12S | 16S | 18S | 28S

    True "barcode" (species-only) data
    from ANY ocean     (mode-A)     		MZGdb Mothur (mode-B)
    COI | 12S | 16S | 18S | 28S

    True "barcode" (species-only) data
    from specific ocean     (mode-B)     		MZGdb Mothur (mode-C)
    COI | 12S | 16S | 18S | 28S

    Genus-spp and species data
    from ANY ocean     (mode-C)     		MZGdb Mothur (mode-D)
    COI | 12S | 16S | 18S | 28S

    Genus-spp and species data
    from specific ocean     (mode-D)
    DADA2 file (*.fastq)

    Single "fasta+taxa" DADA2 fastq file    		 MZGdb DADA2 (mode-A)
    COI | 12S | 16S | 18S | 28S

    True "barcode" (species-only) data
    from ANY ocean     (mode-A)     		MZGdb DADA2 (mode-B)
    COI | 12S | 16S | 18S | 28S

    True "barcode" (species-only) data
    from specific ocean     (mode-B)     		MZGdb DADA2 (mode-C)
    COI | 12S | 16S | 18S | 28S

    Genus-spp and species data
    from ANY ocean     (mode-C)     		MZGdb DADA2 (mode-D)
    COI | 12S | 16S | 18S | 28S

    Genus-spp and species data
    from specific ocean     (mode-D)
    MZGdb v3.0

    "full format"

    go to
    Format Description    		MZGdb CSV (*.csv)

    Excel-friendly full format
    comma-separated-values    		 MZGdb CSV (mode-A)
    COI | 12S | 16S | 18S | 28S

    True "barcode" (species-only) data
    from ANY ocean     (mode-A)     		MZGdb CSV (mode-B)
    COI | 12S | 16S | 18S | 28S

    True "barcode" (species-only) data
    from specific ocean     (mode-B)     		MZGdb CSV (mode-C)
    COI | 12S | 16S | 18S | 28S

    Genus-spp and species data
    from ANY ocean     (mode-C)     		MZGdb CSV (mode-D)
    COI | 12S | 16S | 18S | 28S

    Genus-spp and species data
    from specific ocean     (mode-D)
    PSV (*.psv)

    pipe-separated-values    		 MZGdb PSV (mode-A)
    COI | 12S | 16S | 18S | 28S

    True "barcode" (species-only) data
    from ANY ocean     (mode-A)     		MZGdb PSV (mode-B)
    COI | 12S | 16S | 18S | 28S

    True "barcode" (species-only) data
    from specific ocean     (mode-B)     		MZGdb PSV (mode-C)
    COI | 12S | 16S | 18S | 28S

    Genus-spp and species data
    from ANY ocean     (mode-C)     		MZGdb PSV (mode-D)
    COI | 12S | 16S | 18S | 28S

    Genus-spp and species data
    from specific ocean     (mode-D)


    MZGdb Atlas [ database-version = v2026-m01-01 ];   html-date = 2026-Jan-24









    Sat Jan 24 04:49:56 PM EST 2026