Crystal Bowl GBR is aiming to examine 3 core measures across a wide range of species in the region:
- Fishing experience (how many fish per trip)
- Quality of the fish (size of fish)
- Community attitudes (number of legal size fish kept or released)
- Qld Fisheries Boat Ramp Surveys reported a catch rate of 0.01 fish/fisher/day in 2017
- Gladstone ranked 10th in the state for King Threadfin Catch Rates in 2017
- Commercial catch rates decreased between 2016 and 2017 with 15 kg/day and 12.2 kg/day reported, respectively
Quality of the Fish
- Commercial catch in 2017 was 3.84T, compared to 7.37T in 2016
- 100% of fish reported by recreational fishers in the 2017 Qld Fisheries Boat Ramp Surveys were released, noting hat a single fish was reported
- The single fish was caught by a local
Not enough King Threadfin are reported in Gladstone to make an assessment. King Threadfin are reported in the Commercial catch with some years exceeding 3T indicating that the species is present in sufficient numbers to be targetted by Recreational fishers, particularly in the Narrows.
Insufficient King Threadfin reported to make a forecast.
Qld FIsheries Boat Ramp Surveys - General Fishers
Monitoring of Recreational Catch by Qld Fisheries
Queensland Fisheries monitors boat ramps up and down the coast as a part of the Sustainable Fisheries Strategy. Fishers in Gladstone reported catching very few King Threadfin with all being released. Monitoring began in 2017 and continues in 2018.
- King Threadfin were the least commonly reported species in Gladstone in 2017
- An average size of ***mm was reported by fishers in 2017
- Fishers reported a catch rate of 0.01 fish/fisher/day in 2017
- 100% of fish reported in 2017 were released
- 100% of fish reported in 2017 were caught by locals
King Threadfin as a Sports Species
King Threadfin are a prized sports species in most locations across Queensland. In Gladstone, King Threadfin are targeted mostly by Sportfishers.
- Data under review
A snapshot of Sportsfishers catch data is available:
Commercial Fishing Catch
Queensland Fisheries monitors commercial catches up and down the coast. Commercial fishers are required to maintain logbooks of catch and report quarterly. The commercial catch of King Threadfin in Gladstone (see Area Fished sections) represented 1.14% of the statewide catch in 2017. Monitoring is ongoing in 2018.
- Commercial Catch rate decreased from 15 kg/fisher/day (2016) to 12.2 kg/fisher/day (2017)
- Number of active licenses has fluctuated between 11 and 22 over the past decade with 14 licenses active in 2017
- Commercial catch in 2017 was 3.84T, compared to 7.37T in 2016.
Monitoring of King Threadfin Recruitment
King Threadfin recruitment is not directly assessed in Gladstone however, any data collected during Barramundi recruitment surveys is recorded.
Monitoring of King Threadfin
Data for this assessment has been sourced from:
- Bureau of Meteorology
- Queensland Fisheries
- Local Sportfishers and Suntaggers
Here are links to all the monitoring pages for King Threadfin: