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Table 2 SIMPER of the fish taxa contributing most (%) to dissimilarity between the methods ROV and UVC at 0–6 and 12–18 (m)

From: Assessing the suitability of a remotely operated vehicle (ROV) to study the fish community associated with offshore gas platforms in the Ionian Sea: a comparative analysis with underwater visual censuses (UVCs)

Fish taxa/ecological group 0–6 m (average dissimilarity = 75.31)
UVC ROV %
Av. Ab. Av. Ab.
Chromis chromis 5.02 3.88 25.07
Boops boops 1.97 2.24 16.81
Oblada melanura 2.61 1.54 16.61
Cryptobenthic 2.63 0.07 16.55
Thalassoma pavo 2.36 0.54 11.10
Spicara spp. 0.92 0.32 4.18
Fish taxa/ecological group 12–18 m (average dissimilarity = 76.98)
UVC ROV %
Av. Ab. Av. Ab.
Anthias anthias 6.20 3.94 22.60
Chromis chromis 4.74 3.55 17.25
Boops boops 3.06 2.50 15.04
Cryptobenthic 2.17 0.00 10.89
Thalassoma pavo 2.67 0.37 9.52
Oblada melanura 1.20 1.16 6.68
Spicara spp. 1.47 0.69 5.39
Diplodus vulgaris 0.78 0.35 4.32
  1. Species belonging to the crypto-benthic group were pooled
  2. Av. Ab. average abundance
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Helgoland Marine Research

ISSN: 1438-3888

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