Approaches for determining in season TAC increases for 2nd Schedule stocks

Trophia has been contracted by the New Zealand Ministry of Fisheries (MFish) to characterise the inshore fisheries in FMA 2 and identify abundance indices for the key species . The specific objectives for this project include: 1. To examine approaches for determining in-season TAC increases in FLA and RCO stocks. When providing for in-season or pre-season TAC changes it is not enough to simply be able to predict that, based on historic… Read More

Relative abundance of troll-caught albacore

Trophia has been contracted by the New Zealand Ministry of Fisheries (MFish) to determine the relative abundance of juvenile albacore (Thunnus alalunga) in New Zealand fisheries waters. . The specific objectives for this project include: 1. To update standardised CPUE for the west coast albacore troll fishery using data up to the end of the 2007-08 fishing year. Albacore caught by troll in New Zealand waters are juveniles of a single South… Read More

FLA 1 setnet CPUE standardisation

Trophia has been contracted by the New Zealand Ministry of Fisheries (MFish) to determine the relative abundance of flatfish in FLA 1. The specific objective for this project include: 1. To characterise the FLA 1 fishery and update the CPUE analyses for setnet fisheries in FLA 1 using data up to the end of 2007-08 . For management purpose nine species of flatfish (black flounder (BFL), brill (BRI), New Zealand sole (ESO),… Read More

Relative abundance of snapper in SNA 8

Trophia was contracted by the New Zealand Ministry of Fisheries (MFish) to analyses catch an deffort data for snapper in SNA 8. The specific objective for this project was to characterise the SNA 8 fishery and update the CPUE analyses for trawl fisheries in each area of SNA 8 using data up to the end of 2007-08. The snapper fishery is New Zealand’s most valuable inshore finfish fishery by value. SNA 8 is the… Read More

Stock assessment of TRE 7

Trophia has been contracted by the New Zealand Ministry of Fisheries (MFish) to conduct a stock assessment for trevally (Pseudocaranx dentex) in TRE 7, including estimating biomass and sustainable yields. The specific objectives for this project include: 1. To update the descriptive analysis of the TRE 7 fishery up to the end of the 2007/08 fishing year. 2. To review and summarise the historical biological and other relevant data (including length frequency,… Read More