chaetognath

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Related to chaetognaths: phylum Chaetognatha, arrow worms, Ctenophores

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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Copepods, chaetognaths, euphausiids and amphipods were the most abundant groups during the study period, accounting for 87% of the total abundance (Fig.
Physical, chemical and zooplankton biomass variability (inshore-offshore) of Mexican Central Pacific during El Nino-La Nina 2010
2A1, D, F) suggest that they grew similarly to the grasping spines of chaetognaths, by basal accretion of thin laminae (Szaniawski 2002).
New group of the Early Palaeozoic conodont-like fossils
Trematoda: Didymozoidae) in the chaetognath Serratosagitta serratodentata (Krohn 1853) from Caribbean waters.
Helmintos parasitos de Dosidicus gigas "pota" eviscerada en Arequipa, Peru
The ROV pilots were able to maneuver the 3300-kg vehicle and capture individual chaetognaths, even though the target specimens often tried to flee when sensing the motion of the approaching ROV.
Bioluminescent organs of two deep-sea arrow worms, Eukrohnia fowleri and Caecosagitta macrocephala, with further observations on bioluminescence in chaetognaths
Thus, for example, the chaetognaths of the genus Sagitta need only swim from time to time to maintain themselves at the desired depth, while mollusks of the genus Cavolinia have a heavy shell and must swim vigorously with their wing-shaped appendages to prevent themselves sinking.
2 Pelagic life
Included in the new assemblage of more than 1,000 specimens are the first representatives of modern chaetognaths (arrowworms) and ctenophores (jellyfish).
New creatures from Cambrian
Book 1: algae and macrophytes, protists, sponges, coelenterates, molluscs, crustaceans, insects, chaetognaths, annelids, echinoderms, and tunicates
Research and Markets: A 2 Volume Compendium of Trace Metals and Marine Biota: A Comprehensive Guide Covering Plants, Invertebrates & Vertebrates
Among holoplankton, chaetognaths and appendicularians (Oikopleura spp.
Micro- and mesozooplankton communities in the surf zone of a tropical sandy beach (Equatorial Southwestern Atlantic)
The 10 prey categories were chaetognaths, euphausiids, amphipods, copepods, crab, miscellaneous, and pollock (<60 mm standard length [SL], 60-200 mm SL, [greater than or equal to]200 mm SL, and unmeasured).
Factors influencing cannibalism and abundance of walleye pollock (Therogra chalcogramma) on the eastern Bering Sea shelf, 1982-2006
1998), produced information on the copepod fauna, Ramirez-Avila and Alvarez-Cadena (1999) on the monthly variation of chaetognaths, and Ramirez-Avila (2001) and Alvarez-Cadena et al.
Composition and abundance of zooplankton groups from a coral reef lagoon in Puerto Morelos, Quintana Roo, Mexico, during an annual cycle
The communities of the intermediate area below the Antarctic convergence are dominated by copepods (more than 60%), although there are also abundant salps, members of the krill family, chaetognaths and amphipods.
5 The Antarctic dominion
Distribution of siphonophores, chaetognaths, euphausiids and oceanogra-phic conditions in the fjords and channels of southern Chile.
Retencion de larvas de peces asociada a una batimetria abrupta en Bahia Mejillones (norte de Chile) durante eventos de surgencia costera

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