Adaptive Management Programme proposals and monitoring

Trophia is contracted by the New Zealand Seafood Industry Council (SeaFIC) to assist with analyses required under the the adaptive Management Programme. The adaptive Management Programme (AMP) was introduced in 1991 by the NZ Ministry of Fisheries (MFish) as a basis for varying the levels of Total Allowable Commercial Catch (TACC) of fishstocks for which there is limited information on stock size. New proposals include a descriptive analysis of current knowledge and… Read More

Review paua dive survey methodology

Trophia was contracted by the New Zealand Ministry of Fisheries (MFish) to review the current methodology for surveying paua abundance. The specific objectives for this project include: 1. To undertake a review of the utility of research surveys in stock assessment models for paua and make recommendations on the design and application of future surveys. The status of paua stocks is determined by periodic stock assessments using fishery independent dive surveys to… Read More

Characterisation of the New Zealand tuna fisheries

Trophia has been contracted by the New Zealand Ministry of Fisheries (MFish) to To characterise the New Zealand tuna fisheries, including catches of important associated tuna like species. The specific objectives for this project include: 1. To characterise the New Zealand tuna fisheries for albacore (Thunnus alalunga), bigeye tuna (T. obesus), Pacific bluefin tuna (T. orientalis), skipjack tuna (Katsuwonus pelamis), southern bluefin tuna (Thunnus maccoyii), yellowfin tuna (T. albacares), and swordfish (Xiphias… Read More

Assessing the risk from fishing to yellow-eyed penguins

Trophia has been contracted by the New Zealand Ministry of Fisheries (MFish) to develop a framework for assessing the risk to yellow-eyed penguins Megadyptes antipodes from fisheries incidental mortality in New Zealand fisheries and define the information requirements for managing fisheries related risk. The specific objectives for this project include: 1. To review existing data on yellow-eyed penguin M. antipodes population performance and fisheries information and provide an analysis of the potential… Read More

Monitoring red gurnard in GUR 1

Trophia has been contracted by the New Zealand Ministry of Fisheries (MFish) to characterise the red gurnard (Chelidonichthys kumu) fishery in GUR 1 and undertake a CPUE analysis in GUR 1 . The specific objectives for this project include: 1. To characterise the GUR 1 fishery by analysing existing commercial catch and effort data and data from other sources; and to make recommendations on appropriate methods to monitor or assess the status… Read More

Adaptive Management Programme proposals and monitoring

Trophia is contracted by the New Zealand Seafood Industry Council (SeaFIC) to assist with analyses required under the the adaptive Management Programme. The adaptive Management Programme (AMP) was introduced in 1991 by the NZ Ministry of Fisheries (MFish) as a basis for varying the levels of Total Allowable Commercial Catch (TACC) of fishstocks for which there is limited information on stock size. New proposals include a descriptive analysis of current knowledge and… Read More

Relative abundance of red gurnard in GUR 2

Trophia has been contracted by the New Zealand Ministry of Fisheries (MFish) to monitor the abundance of red gurnard (Chelidonichthys kumu) GUR 2 using Catch and Effort data. . The specific objectives for this project include: 1. To update the standardised CPUE indices for GUR 2 using data up to the end of 2004/2005. Relative abundance of this Fishstock is monitored using the age structure of the catch (2-3 years in every… Read More

Relative abundance of tarakihi in TAR1

Trophia was contracted by the New Zealand Ministry of Fisheries (MFish) to monitor the abundance of TAR 1 using Catch and Effort data. The specific objective for this project : 1. To update the standardised CPUE indices for TAR 1 using data up to the end of 2003/2004. This project was funded by MFish project TAR2004-02 Output includes presentation of results to the Ministry of Fisheries Inshore Stock Assessment Working Group meetings,… Read More

Recreational fishing survey Karumba, Southern Gulf of Carpentaria

Trophia was contracted by the Australian Centre for Tropical Freshwater Research to contribute to the Southern Gulf Environmental Information Program by describing and assessing individually the distinct recreational fisheries in the area. This study is the second carried out by Trophia in this series and focused on the tourist fishery sub component. The objectives were: To estimate catch, effort and mean size of the principal target species during the May-June strata of… Read More

Adaptive Management Programme proposals and monitoring

Trophia is contracted by the New Zealand Seafood Industry Council (SeaFIC) to assist with analyses required under the the adaptive Management Programme. The adaptive Management Programme (AMP) was introduced in 1991 by the NZ Ministry of Fisheries (MFish) as a basis for varying the levels of Total Allowable Commercial Catch (TACC) of fishstocks for which there is limited information on stock size. New proposals include a descriptive analysis of current knowledge and… Read More