chaetognath


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chaetognath

any small wormlike marine invertebrate of the phylum Chaetognatha, such as the arrowworms, which are INDICATOR SPECIES of water type.
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A possible Lower Cambrian chaetognath (arrow worm).
Didymozoid Monilicaecum type trematodes in chaetognaths from Mexican Caribbean Sea.
Habitat depths of the two chaetognath species under investigation were expressed as minimum depth of occurrence, the depth below which 90% of the population can usually be found (Childress, 1975).
The "others" in this case were mostly bivalves, whereas the "others" for the co-occurring juvenile chum salmon were mostly chaetognaths.
Chaetognaths (Sagitta elegans) and sand lance (Ammodytes hexapterus) were collected at night from the FHL floating breakwater near a submerged light.
Flaccisagitta enflata was the second most abundant chaetognath.
These animals include some radiolarmans and foraminifera, as well as medusae, siphonophores, ctenophores, chaetognaths, pteropods, heteropods, appendicularians, salps, doliolids, and pyrosomes (e.
Daily ration and specific daily ration of the chaetognath Sagitta enflata.
The numbers of individuals of each prey taxon were estimated from the numbers of prey parts, such as copepod mandibles, amphipod heads and chaetognath seizing hooks.
Chaetognath spatial distribution and how egg-carrying affects the vertical distribution of Sagitta tasmanica off southern Chile.