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. 2022 Aug 19;8(33):eabo1754. doi: 10.1126/sciadv.abo1754

Table 2. DVM patterns for elasmobranch species.

Only species with time-series data available were used, with data split into local day (10:00 to 14:00) and night (22:00 to 02:00) periods. Percentage values represent the proportion of individuals of a species displaying nDVM, rDVM, or neutral patterns (no difference between day and night). Day and night counts display the number of days of data available for each respective diel period.

Species Number of tags % nDVM % rDVM % Neutral Day count Night count
Pelagic thresher shark
Alopias pelagicus
5 100 0 0 368 422
Bigeye thresher shark
Alopias superciliosus
3 100 0 0 144 144
Arctic skate
Amblyraja hyperborea
5 0 0 100 143 133
Big skate
Beringraja binoculata
2 50 0 50 387 407
Silvertip shark
Carcharhinus albimarginatus
7 71.4 0 28.6 510 516
Grey reef shark
Carcharhinus amblyrhynchos
3 33.3 33.3 33.3 92 92
Bronze whaler shark
Carcharhinus brachyurus
4 75 0 25 531 526
White shark
Carcharodon carcharias
91 38.5 12.1 49.5 11,612 11,527
Silky shark
Carcharhinus falciformis
32 50 12.5 37.5 1323 1282
Galapagos shark
Carcharhinus galapagensis
9 66.7 0 33.3 443 459
Bull shark
Carcharhinus leucas
16 62.5 0 37.5 1415 1432
Blacktip shark
Carcharhinus limbatus
5 0 0 100 457 452
Oceanic whitetip shark
Carcharhinus longimanus
19 26.3 31.6 42.1 1676 1674
Caribbean reef shark
Carcharhinus perezi
10 80 20 0 1103 1103
Basking shark
Cetorhinus maximus
30 26.7 13.3 60 3960 3760
Tiger shark
Galeocerdo cuvier
45 44.4 6.7 48.9 2069 2046
School shark
Galeorhinus galeus
14 64.3 0 35.7 1016 967
Bluntnose sixgill shark
Hexanchus griseus
2 100 0 0 400 398
Lutz’s stingray
Hypanus berthalutzae
1 0 100 0 13 11
Shortfin mako shark
Isurus oxyrinchus
9 55.6 22.2 22.2 1034 1032
Longfin mako shark
Isurus paucus
1 100 0 0 115 94
Salmon shark
Lamna ditropis
10 70 0 30 1653 1655
Porbeagle shark
Lamna nasus
42 81 0 19 5066 5074
Broadnose sevengill shark
Notorynchus cepedianus
2 50 0 50 202 201
Reef manta ray
Mobula alfredi
36 36.1 16.7 47.2 2273 2246
Oceanic manta ray
Mobula birostris
11 9.1 54.5 36.4 510 582
Spinetail devil ray
Mobula mobular
1 0 0 100 67 68
Munk’s pygmy devil ray
Mobula munkiana
1 100 0 0 27 27
Sicklefin devil ray
Mobula tarapacana
5 100 0 0 189 177
Starry smooth-hound
Mustelus asterias
7 71.4 0 28.6 900 905
Blue shark
Prionace glauca
54 59.3 7.4 33.3 4176 4132
Common sawshark
Pristophorus cirratus
3 33.3 0 66.7 40 44
Pelagic stingray
Pteroplatytrygon violacea
1 100 0 0 47 50
Whale shark
Rhincodon typus
48 12.5 45.8 41.7 7902 7922
Greenland shark
Somniosus microcephalus
27 37 0 63 3380 2886
Scalloped hammerhead
Sphyrna lewini
15 20 26.7 53.3 441 456
Cuban dogfish
Squalus cubensis
1 100 0 0 13 13