from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. Plural form of chaetognath.


Sorry, no etymologies found.


  • There are only 80 species of euphausiids, 50 of chaetognaths, about 40 of pteropods and less than 2000 for the most diverse group, the calanoid copepods.

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  • Barcoding analysis was highly successful at discriminating described species of chaetognaths across the phylum, and revealed little geographical structure.

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  • To better understand how these complex evolutionary and geographic variables are reflected in the species makeup of chaetognaths, we analyze DNA barcodes of the mitochondrial cytochrome oxidase c subunit I (COI) gene, from 52 specimens of

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  • Five zooplankton groups account for over 99 percent of the biomass: copepods (Neocalanus cristatus, N. plumchrus, N. flemingeri), euphausiids (Euphausia pacifica, Thysanoessa longipes), chaetognaths (Sagitta elegans), amphipods (Themisto japonica, Primno macropa, Cyphocaris challengeri), and mysids (Meterythrops microphathalma).

    Sea of Japan large marine ecosystem


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