2009
DOI: 10.4319/lom.2009.7.664
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Detection and quantification of marine larvae orientation in the pelagic environment

Abstract: The pelagic larval phase represents a major opportunity for dispersal in benthic organisms, yet behaviors controlling and potentially limiting dispersal are still largely unknown for most larvae. Here, we present a new means of observing the orientation of larvae of all developmental stages in the pelagic environment. A cylindrical frame holding a semi-open arena in which larvae are filmed is set to drift at a controlled depth within the natural environment. Larval trajectories are extracted from video data an… Show more

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Cited by 30 publications
(45 citation statements)
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“…Orientation has been studied only by in situ techniques. Until recently, the only way of doing this was by diver observations of larvae in the ocean (Leis et al 1996), but a new technique using a drifting in situ chamber (or DISC; Paris et al 2008;Irisson et al 2009) offers great potential to complement and extend diver observations. Significant within-trajectory orientation is found in the large majority of individual larvae of most species that have been studied (Table 3).…”
Section: Orientationmentioning
confidence: 99%
“…Orientation has been studied only by in situ techniques. Until recently, the only way of doing this was by diver observations of larvae in the ocean (Leis et al 1996), but a new technique using a drifting in situ chamber (or DISC; Paris et al 2008;Irisson et al 2009) offers great potential to complement and extend diver observations. Significant within-trajectory orientation is found in the large majority of individual larvae of most species that have been studied (Table 3).…”
Section: Orientationmentioning
confidence: 99%
“…Kingsford et al (2002) recommended obtaining high-resolution spatial information on navigation, at scales of less than 1 m, before implementation into models of larval fish dispersal (from metres to kilometres). In this regard, there are field studies that have included continuously tracked fish larvae (Leis et al 2014;Irisson et al 2009;Leis 2006). There are also flume experiments on larval fish behaviour using manipulated hydraulic conditions (e.g., Atema et al 2002;Stobutzki and Bellwood 1994;Arnold 1968).…”
Section: Introductionmentioning
confidence: 99%
“…see Codling and Hill, 2005b). However, collecting these data is extremely difficult from a practical point of view, although recent work by both Irisson et al (2009) and Huebert and Sponaugle (2009) has made significant progress towards addressing this problem. The model of Codling et al (2004) is relatively simple and it would be straightforward to adapt the orientation model to fit within a more complex biophysical simulation model to explore specific questions about larval swimming and population dynamics (e.g.…”
Section: Modelling Larval Orientation Movement and Recruitmentmentioning
confidence: 98%