Satellite-Based Ocean Color and Thermal Signatures Defining Habitat Hotspots and the Movement Pattern for Commercial Skipjack Tuna in Indonesia Fisheries Management Area 713, Western Tropical Pacific
Abstract
:1. Introduction
2. Materials and Methods
2.1. Study Area
2.2. Skipjack Fishery Data
2.3. Remotely Sensed Oceanographic Data
2.4. Model Construction for Predicting Potential Skipjack Habitat
2.5. Movement Pattern of Skipjack Tuna Fishing Ground
2.6. Mapping and Validating Potential Skipjack Tuna Habitat
3. Results
3.1. Skipjack Tuna Fishing Performance versus Oceanographic Factors
3.2. Distribution of Potential Skipjack Tuna Habitat in Space and Time
3.3. Validation of Skipjack Habitat Hotspot Prediction
3.4. Movement Pattern of Skipjack Fishing Ground Relative to Habitat Hotspots
4. Discussion
5. Conclusions
Supplementary Materials
Author Contributions
Funding
Data Availability Statement
Acknowledgments
Conflicts of Interest
References
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Oceanographic Parameters | Unit | Spatial Footprint | Temporal Resolution |
---|---|---|---|
Sea Surface Temperature | °C | 4 × 4 km | Monthly |
Chl-a concentration | mg m−3 | 4 × 4 km | Monthly |
Net primary productivity | gr C m−2 month−1 | 9 × 9 km | Monthly |
Current velocity (U,V) | m s−1 | 8 km × 8 km | Monthly |
Variable | Edf | Ref.df | F | p-Value | CDE (%) |
---|---|---|---|---|---|
s(SST) | 8.591 | 8.947 | 12.688 | <2 × 10−16 | |
s(Chl-a) | 6.984 | 8.019 | 2.716 | 0.00632 | |
Total | 30.3 |
SHI | Average Skipjack CPUE (Fish/Setting) |
---|---|
0.1 | 0 |
0.2 | 110 |
0.3 | 200 |
0.4 | 20 |
0.5 | 398 |
0.6 | 514 |
0.7 | 940 |
0.8 | 1456 |
0.9 | 2008 |
1.0 | 2420 |
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Zainuddin, M.; Safruddin, S.; Farhum, A.; Budimawan, B.; Hidayat, R.; Selamat, M.B.; Wiyono, E.S.; Ridwan, M.; Syamsuddin, M.; Ihsan, Y.N. Satellite-Based Ocean Color and Thermal Signatures Defining Habitat Hotspots and the Movement Pattern for Commercial Skipjack Tuna in Indonesia Fisheries Management Area 713, Western Tropical Pacific. Remote Sens. 2023, 15, 1268. https://doi.org/10.3390/rs15051268
Zainuddin M, Safruddin S, Farhum A, Budimawan B, Hidayat R, Selamat MB, Wiyono ES, Ridwan M, Syamsuddin M, Ihsan YN. Satellite-Based Ocean Color and Thermal Signatures Defining Habitat Hotspots and the Movement Pattern for Commercial Skipjack Tuna in Indonesia Fisheries Management Area 713, Western Tropical Pacific. Remote Sensing. 2023; 15(5):1268. https://doi.org/10.3390/rs15051268
Chicago/Turabian StyleZainuddin, Mukti, Safruddin Safruddin, Aisjah Farhum, Budimawan Budimawan, Rachmat Hidayat, Muhammad Banda Selamat, Eko Sri Wiyono, Muhammad Ridwan, Mega Syamsuddin, and Yudi Nurul Ihsan. 2023. "Satellite-Based Ocean Color and Thermal Signatures Defining Habitat Hotspots and the Movement Pattern for Commercial Skipjack Tuna in Indonesia Fisheries Management Area 713, Western Tropical Pacific" Remote Sensing 15, no. 5: 1268. https://doi.org/10.3390/rs15051268