Aquatic Environment and Biodiversity Annual Review 2012

AEBAR 2012: Non-protected bycatch
6.3.11. Skipjack purse seine fishery
Skipjack tuna makes up 98.9% of the catch observed on purse seine vessels in NZ waters.
Catch composition from eight observed purse seine trips operating within New Zealand fisheries
waters in 2010 and 2011 can be seen in Table 6.4.
Table 6.4: Species composition of observed skipjack purse seine catches in 2010 and 2011.
2010–2011
Observed
catch weight
Common name Scientific name
(kg) % Catch
Skipjack tuna Katsuwonus pelamis 3 600 988 98.92
Jack mackerel Trachurus spp. 22 090 0.61
Jellyfish Scyphozoa 6 740 0.19
Blue mackerel Scomber australasicus 4 040 0.11
Manta ray Mobula japanica 2 122 0.06
Sunfish Mola mola 1 456 0.04
Striped marlin Tetrapturus audax 820 0.02
Mako shark Isurus oxyrinchus 517 0.01
Albacore tuna Thunnus alalunga 422 0.01
Porcupine fish Tragulichthys jaculiferus 343 0.01
Flying fish Exocoetidae 174