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The sampling volume of trawl and acoustics: estimating availability probabilities from observations of tracked individual fish
(Journal article; Peer reviewed, 2009-03-10)The effective sampling volume of trawl and acoustics is an important parameter in fish abundance estimation surveys. This paper presents a method to compute the probability of a fish being available to the bottom trawl and ... -
A taxonomic review of the Western Indian Ocean goathfishes of the genus Upeneus (Family Mullidae), with descriptions of four new species
(Journal article; Peer reviewed, 2010-02-05)The taxonomy of the goatfish species of the genus Upeneus from the Western Indian Ocean is reviewed. Sixteen species are recognized: U. davidaromi, U. doriae, U. guttatus, U. indicus sp. nov., U. margarethae sp. nov., U. ... -
Taxonomic review of Western Indian Ocean goatfishes of the genus Mulloidichthys (Family Mullidae), with description of a new species and remarks on colour and body form variation in Indo-West Pacific species
(Journal article; Peer reviewed, 2011-04)The taxonomy of the goatfish species of the genus Mulloidichthys from the Western Indian Ocean is reviewed. Four species are recognized: M. ayliffe sp. nov., M. flavolineatus, M. pfl uegeri and M. vanicolensis. As colour may ... -
The three-dimensional prey field of the northern krill, Meganyctiphanes norvegica, and the escape responses of their copepod prey
(Journal article; Peer reviewed, 2010-02-24)In the north Atlantic, Meganyctiphanes norvegica feeds predominantly on copepods, including Calanus spp. To quantify its perceptual field for prey, and the sensory systems underlying prey detection, the responses of tethered ... -
Toward a Global Ocean Ecosystem Mid-trophic Automatic Acoustic Sampler (MAAS)
(Journal article; Peer reviewed, 2009-05-26)Despite their huge biomass and pivotal role, the mid-trophic levels of marine ecosystems are not generally subject to systematic monitoring. Data from such monitoring is crucial for parameterizing, validating, and constraining ... -
Welfare of aquatic organisms: Is there some faith-based HARKing going on here?
(Journal article; Peer reviewed, 2011-05-09)Much of the literature on aquatic animal welfare is flawed by 4 non-mutually exclusive (and often inter-related) biases: under-reporting/ignoring of negative results, faith-based research and/or interpretations, Hypothesizing ...