Download FAR 2015/19 Trawl survey of hoki and middle depth species on the Chatham Rise, January 2014

The 23rd annual Chatham Rise trawl survey was carried out 2–28 January 2014. In total 119 stations were completed - 85 core (200–800 m) phase 1, 2 core phase 2 and 32 deep (800–1300 m). The estimates of relative core biomass were hoki 101 944 t (CV 9.8%), hake 1377 t (CV 15.2%) and ling 7489 (CV 7.2%). Estimated biomass of orange roughy in core and deep strata was 6916 t (CV 37.7%). Acoustic indices of mesopelagic fish were lower than in 2013.