2019 Conservation Record

The Billfish Foundation’s Tag & Release Program. We received over 11,000 new tag, release, and recapture records for billfish and tunas. These data are used by researchers and management organizations across the globe, helping us learn more about these great fish and how best to conserve them. Below is a link to a PDF of the final 2019 Conservation Record, including black marlin, blue marlin, sailfish, spearfish, striped marlin, swordfish, white marlin, bluefin tuna, and yellowfin tuna. 2019 Conservation Record Final This feat of citizen science would not be possible without the generous support of our Tag &

Blue Marlin Conservation Record 2019

The Billfish Foundation maintains the largest private tag and release database in the world, with over 260,000 records. In 2019 alone, over 11,000 new tag, release, and recapture records were added to this database, representing an enormous amount of data to help us learn more about billfish life history. Of these over 11,000 new records in 2019, 2,079 were of blue marlin, including 12 blue marlin recaptures. 47.6% of blue marlin were released without tags, while 52.4% were tagged. To learn more about how to identify a blue marlin, check out our youtube channel! 1,084 blue marlin were tagged

Sailfish Conservation Record 2019

The Billfish Foundation maintains the largest private tag and release database in the world, with over 260,000 records. In 2019 alone, over 11,000 new tag, release, and recapture records were added to this database, representing an enormous amount of data to help us learn more about billfish life history. Of these over 11,000 new records in 2019, 5,280 were of sailfish, including an incredible 34 sailfish recaptures. 73.6% of sailfish were released without tags, while 26.4% were tagged. To learn more about how to identify a sailfish, check out our youtube channel! An incredible 1,385 sailfish were tagged

2019 Conservation Record: Swordfish

The Billfish Foundation maintains the largest private tag and release database in the world, with over 260,000 records. In 2019 alone, over 11,000 new tag, release, and recapture records were added to this database, representing an enormous amount of data to help us learn more about billfish life history. Of these over 11,000 new records in 2019, 304 were of swordfish, including 13 swordfish recaptures. 17.3% of swordfish were released without tags, while 82.7% were tagged. To learn more about how to identify a swordfish, check out our youtube channel! A total of 224 swordfish were tagged

2019 Conservation Record: Striped Marlin

The Billfish Foundation maintains the largest private tag and release database in the world, with over 260,000 records. In 2019 alone, over 11,000 new tag, release, and recapture records were added to this database, representing an enormous amount of data to help us learn more about billfish life history. Of these over 11,000 new records in 2019, 2,536 were of striped marlin, including 6 striped marlin recaptures. 84% of striped marlin were released without tags, while 16% were tagged. To learn more about how to identify a striped marlin, check out our youtube channel! 413 striped marlin were tagged

2019 Conservation Record: Spearfish

The Billfish Foundation maintains the largest private tag and release database in the world, with over 260,000 records. In 2019 alone, over 11,000 new tag, release, and recapture records were added to this database, representing an enormous amount of data to help us learn more about billfish life history. Of these over 11,000 new records in 2019, less than 50 were of spearfish, and no spearfish were recaptured last year. Spearfish, in fact, are the most underrepresented billfish species in TBF’s entire dataset. As such, every tag, release, and recapture represents an incredibly significant piece of information, helping us

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