Age composition of orange roughy from Cook Canyon (ORH 7B) in 2019 and 2020 / B.R. Moore, C. Ó Maolagáin, K. Spong, A. Dutilloy, R.J. Saunders.

By: Moore, Bradley (Fisheries scientist).
Contributor(s): Ó Maolagáin, C. National Institute of Water and Atmospheric Research (NIWA), New Zealand | Spong, K. T. (Keren T.). National Institute of Water and Atmospheric Research (NIWA), New Zealand | Dutilloy, A. (Adele). National Institute of Water and Atmospheric Research (NIWA), New Zealand | Saunders, R. J. (Richard J.). National Institute of Water and Atmospheric Research (NIWA), New Zealand | Fisheries New Zealand (Government agency).
Material type: materialTypeLabelBookSeries: New Zealand fisheries assessment report: 2021/76Publisher: Wellington, New Zealand : Fisheries New Zealand, Tini a Tangaroa, 2021Description: 1 online resource (26 pages).ISBN: 9781991019998.Subject(s): FISHERIES | MEW ZEALANDOnline resources: FAR 2021/76 Fisheries Infosite | NIWA document server Summary: Age distributions were estimated for orange roughy sampled from the main Cook Canyon spawning aggregation in 2019 and 2020 and from Cook Canyon Pinnacle in 2020. In 2019, Cook Canyon Plume was dominated by fish between 30 to 65 years old, but with several fish over 100 years old. In 2020, age compositions were similar between strata, with most fish ranging from 30 to 55 years old, with few fish greater than 100 years old. The Plume contained slightly older fish on average than the Pinnacle.
List(s) this item appears in: New Zealand Fisheries Assessment Report
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"December 2021."

Age distributions were estimated for orange roughy sampled from the main Cook Canyon spawning aggregation in 2019 and 2020 and from Cook Canyon Pinnacle in 2020. In 2019, Cook Canyon Plume was dominated by fish between 30 to 65 years old, but with several fish over 100 years old. In 2020, age compositions were similar between strata, with most fish ranging from 30 to 55 years old, with few fish greater than 100 years old. The Plume contained slightly older fish on average than the Pinnacle.

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