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absolute light intensities ranging from 10−9 to 10−1 μmol quanta m−2 s−1. The lowest intensity of this twilight habitat corresponds to the visual threshold of lanternfishes (Myctophidae). The highest ...
. She shows that light triggered a disperse diving of mesopelagics, and this effect was even stronger in response to DP system noise. New technological developments in gear and acoustics, that increase ...
) Fridericia heliota bioluminescence, scale bar 1 mm; (D) Thelepus cincinnatus, scale bar 2 mm; (E) Tomopteris helgolandica photographed under natural light (left) and in the dark after KCl-induced ...
growth analyses; –, unknown or insufficient data; Asy, asymptotic; Li, linear; ID, insufficient data; L, larvae; J, juveniles; A, adults. Open in new tab Table 1. Summary information for growth ...
in the light of the opportunities offered by a new regulation issued by the European Union (EU) Common Fisheries Policy (CFP) (EU, 2013), the landing obligation (a discard ban for quota-regulated species ...
the day and at night. However, larvae of the other species fed during the day, as they apparently rely on light for prey capture. The transforming stages of myctophids showed a similar daylight feeding ...
. Radiolaria . Springer-Verlag , New York. 355 pp. Aristegui J. , Gasol J. M. , Duarte C. M. , Herndld G. J. 2009 . Microbial oceanography of the dark ocean's pelagic realm . Limnology and Oceanography , 54 ...
observed in this measure (Ross 1979). Fig. 2 Open in new tabDownload slide Dorsal, ventral, and lateral views of a skull of Kogia breviceps and lateral perspective of the mandible. Adult male specimen ...
). To cast light on the “ dark hole in our understanding” of the mesopelagic (St John et al., 2016), to progress towards ecosystem-based management in advance of developing fisheries, and to make headway ...
. a) Plot of the means of 30 hypothetical species in a 3D space, where 15 inhabit islands ( dark symbols) and 15 inhabit continental locations ( light symbols). b) The same 3D dataspace rotated to its principal ...
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