( Only catches from the latest fishsim version caught in the real month are accepted )
| Species |
Record (lbs) | Record (kgs) | Peg | Date | Angler | | Acara | | 46.81 gr | Boliwia - Extreme fly fishing, River Mamore 1 | 1 Jun 2013 | Savi |
| Amarela Piranha | | 32.18 gr | Boliwia - Extreme fly fishing, River Mamore 3 | 31 May 2013 | bewa1954 |
| Arapaima | | 2.6 Kg | Boliwia - Extreme fly fishing, River Mamore 2 | 5 Jun 2013 | jyndrek.pl |
| Aruana | | 1.87 Kg | Boliwia - Extreme fly fishing, River Mamore 1 | 24 May 2013 | Joolian |
| Banded Archerfish | | 31.74 gr | Boliwia - Extreme fly fishing, River Mamore 2 | 29 May 2013 | Lin |
| Black Piranha | | 1.14 Kg | Boliwia - Extreme fly fishing, River Mamore 3 | 26 May 2013 | wojtek |
| Butterfly Peacock Bass | | 1.58 Kg | Boliwia - Extreme fly fishing, River Mamore 1 | 23 May 2013 | Tadziu |
| Cachorro | | 45.22 gr | Boliwia - Extreme fly fishing, River Mamore 1 | 1 Jun 2013 | Savi |
| Calaboose | | 4.17 Kg | Boliwia - Extreme fly fishing, River Mamore 3 | 28 May 2013 | Savi |
| Cichlid | | 92 gr | Boliwia - Extreme fly fishing, River Mamore 1 | 22 May 2013 | Maciek |
| Distycus | | 44.4 gr | Boliwia - Extreme fly fishing, River Mamore 1 | 9 Feb 2026 | Simona |
| Electric Eel | | 2.85 Kg | Boliwia - Extreme fly fishing, River Mamore 3 | 11 Jun 2013 | Natalino |
| Firemouth Cichlid | | 47.1 gr | Boliwia - Extreme fly fishing, River Mamore 1 | 28 May 2013 | jyndrek.pl |
| Flier | | 48.51 gr | Boliwia - Extreme fly fishing, River Mamore 1 | 1 Jun 2013 | Savi |
| Freshwater Whipray | | 4.06 Kg | Boliwia - Extreme fly fishing, River Mamore 3 | 1 Jun 2013 | Savi |
| Golden Catfish | | 59.36 gr | Boliwia - Extreme fly fishing, River Mamore 1 | 24 May 2013 | lenny pike |
| Golden Dorado | | 17.54 Kg | Boliwia - Extreme fly fishing, River Mamore 1 | 29 May 2013 | Joolian |
| Jaraqui | | 21.23 gr | Boliwia - Extreme fly fishing, River Mamore 1 | 22 May 2013 | Tadziu |
| Mayan Cichlid | | 65.08 gr | Boliwia - Extreme fly fishing, River Mamore 1 | 27 May 2013 | Joolian |
| Mormyrus | | 1.05 Kg | Boliwia - Extreme fly fishing, River Mamore 1 | 9 Feb 2026 | Simona |
| Orinoco Sailfin Catfish | | 78.84 gr | Boliwia - Extreme fly fishing, River Mamore 1 | 23 May 2013 | lenny pike |
| Oscar | | 53.01 gr | Boliwia - Extreme fly fishing, River Mamore 1 | 7 Jun 2013 | Tadziu |
| Pacific Tarpon | | 1.01 Kg | Boliwia - Extreme fly fishing, River Mamore 1 | 7 May 2017 | rychu20 |
| Pacu | | 2.95 Kg | Boliwia - Extreme fly fishing, River Mamore 3 | 7 May 2017 | rychu20 |
| Payara | | 1.93 Kg | Boliwia - Extreme fly fishing, River Mamore 1 | 15 Sep 2013 | Joolian |
| Picua | | 47.44 gr | Boliwia - Extreme fly fishing, River Mamore 3 | 21 Jul 2013 | Lin |
| Piraiba Catfish | | 55.75 gr | Boliwia - Extreme fly fishing, River Mamore 1 | 6 Sep 2014 | Savi |
| Piraputanga | | 93.41 gr | Boliwia - Extreme fly fishing, River Mamore 1 | 15 Sep 2013 | Joolian |
| Porthole Catfish | | 76.41 gr | Boliwia - Extreme fly fishing, River Mamore 1 | 7 Jun 2013 | jyndrek.pl |
| Red Bellied Piranha | | 88.75 gr | Boliwia - Extreme fly fishing, River Mamore 1 | 21 May 2013 | Joolian |
| Redtailed Catfish | | 1.73 Kg | Boliwia - Extreme fly fishing, River Mamore 1 | 4 Jun 2013 | jyndrek.pl |
| Rio Grande Cichlid | | 99.27 gr | Boliwia - Extreme fly fishing, River Mamore | 21 May 2013 | Savi |
| Ripsaw Catfish | | 1.7 Kg | Boliwia - Extreme fly fishing, River Mamore 1 | 4 Jun 2013 | jyndrek.pl |
| Slender Piranha | | 74.02 gr | Boliwia - Extreme fly fishing, River Mamore 3 | 28 May 2013 | wojtek |
| Snook | | 1.57 Kg | Boliwia - Extreme fly fishing, River Mamore 1 | 20 May 2013 | pawelll73 |
| Sooty Grunter | | 1.05 Kg | Boliwia - Extreme fly fishing, River Mamore 1 | 21 May 2013 | Maciek |
| Speckled Peacock Bass | | 1.77 Kg | Boliwia - Extreme fly fishing, River Mamore 1 | 29 May 2013 | lenny pike |
| Spotted Piranha | | 52.96 gr | Boliwia - Extreme fly fishing, River Mamore 3 | 27 May 2013 | wojtek |
| Tambaqui | | 1.76 Kg | Boliwia - Extreme fly fishing, River Mamore 3 | 23 May 2013 | zbyszek |
| Tarpon | | 1.3 Kg | Boliwia - Extreme fly fishing, River Mamore 2 | 25 May 2013 | Maciek |
| Tiger Catfish | | 1.43 Kg | Boliwia - Extreme fly fishing, River Mamore 1 | 7 Jun 2013 | jyndrek.pl |
| Uaru | | 10.19 gr | Boliwia - Extreme fly fishing, River Mamore 3 | 29 May 2013 | bewa1954 |
| Walking Catfish | | 1.34 Kg | Boliwia - Extreme fly fishing, River Mamore 1 | 23 May 2013 | lenny pike |
| Wimple Piranha | | 29.06 gr | Boliwia - Extreme fly fishing, River Mamore 2 | 25 May 2013 | Maciek |
| Zebra Catfish | | 82.08 gr | Boliwia - Extreme fly fishing, River Mamore 1 | 20 May 2013 | pawelll73 |
| Species |
Record (lbs) | Record (kgs) | Peg | Date | Angler | | Distycus | | 44.4 gr | Boliwia - Extreme fly fishing, River Mamore 1 | 9 Feb 2026 | Simona |
| Mormyrus | | 1.05 Kg | Boliwia - Extreme fly fishing, River Mamore 1 | 9 Feb 2026 | Simona |
| Distycus | | 33.91 gr | Boliwia - Extreme fly fishing, River Mamore 1 | 9 Feb 2026 | Simona |
| Pacu | | 2.95 Kg | Boliwia - Extreme fly fishing, River Mamore 3 | 7 May 2017 | rychu20 |
| Pacific Tarpon | | 1.01 Kg | Boliwia - Extreme fly fishing, River Mamore 1 | 7 May 2017 | rychu20 |
| Piraiba Catfish | | 55.75 gr | Boliwia - Extreme fly fishing, River Mamore 1 | 6 Sep 2014 | Savi |
| Payara | | 1.93 Kg | Boliwia - Extreme fly fishing, River Mamore 1 | 15 Sep 2013 | Joolian |
| Piraputanga | | 93.41 gr | Boliwia - Extreme fly fishing, River Mamore 1 | 15 Sep 2013 | Joolian |
| Picua | | 47.44 gr | Boliwia - Extreme fly fishing, River Mamore 3 | 21 Jul 2013 | Lin |
| Picua | | 41.84 gr | Boliwia - Extreme fly fishing, River Mamore 3 | 18 Jul 2013 | Savi |
| Electric Eel | | 2.85 Kg | Boliwia - Extreme fly fishing, River Mamore 3 | 11 Jun 2013 | Natalino |
| Piraiba Catfish | | 24.04 gr | Boliwia - Extreme fly fishing, River Mamore 3 | 9 Jun 2013 | jyndrek.pl |
| Tiger Catfish | | 1.43 Kg | Boliwia - Extreme fly fishing, River Mamore 1 | 7 Jun 2013 | jyndrek.pl |
| Porthole Catfish | | 76.41 gr | Boliwia - Extreme fly fishing, River Mamore 1 | 7 Jun 2013 | jyndrek.pl |
| Oscar | | 53.01 gr | Boliwia - Extreme fly fishing, River Mamore 1 | 7 Jun 2013 | Tadziu |
| Arapaima | | 2.6 Kg | Boliwia - Extreme fly fishing, River Mamore 2 | 5 Jun 2013 | jyndrek.pl |
| Ripsaw Catfish | | 1.7 Kg | Boliwia - Extreme fly fishing, River Mamore 1 | 4 Jun 2013 | jyndrek.pl |
| Redtailed Catfish | | 1.73 Kg | Boliwia - Extreme fly fishing, River Mamore 1 | 4 Jun 2013 | jyndrek.pl |
| Porthole Catfish | | 49.35 gr | Boliwia - Extreme fly fishing, River Mamore 1 | 4 Jun 2013 | jyndrek.pl |
| Ripsaw Catfish | | 1.55 Kg | Boliwia - Extreme fly fishing, River Mamore 2 | 2 Jun 2013 | wojtek |
| Pacific Tarpon | | 99.95 gr | Boliwia - Extreme fly fishing, River Mamore 1 | 2 Jun 2013 | Joolian |
| Redtailed Catfish | | 1.28 Kg | Boliwia - Extreme fly fishing, River Mamore 1 | 1 Jun 2013 | Joolian |
| Porthole Catfish | | 31.26 gr | Boliwia - Extreme fly fishing, River Mamore 1 | 1 Jun 2013 | Savi |
| Pacific Tarpon | | 90.8 gr | Boliwia - Extreme fly fishing, River Mamore 1 | 1 Jun 2013 | Savi |
| Freshwater Whipray | | 4.06 Kg | Boliwia - Extreme fly fishing, River Mamore 3 | 1 Jun 2013 | Savi |
| Flier | | 48.51 gr | Boliwia - Extreme fly fishing, River Mamore 1 | 1 Jun 2013 | Savi |
| Cachorro | | 45.22 gr | Boliwia - Extreme fly fishing, River Mamore 1 | 1 Jun 2013 | Savi |
| Acara | | 46.81 gr | Boliwia - Extreme fly fishing, River Mamore 1 | 1 Jun 2013 | Savi |
| Amarela Piranha | | 32.18 gr | Boliwia - Extreme fly fishing, River Mamore 3 | 31 May 2013 | bewa1954 |
| Piraiba Catfish | | 22.1 gr | Boliwia - Extreme fly fishing, River Mamore 3 | 30 May 2013 | bewa1954 |
| Speckled Peacock Bass | | 1.77 Kg | Boliwia - Extreme fly fishing, River Mamore 1 | 29 May 2013 | lenny pike |
| Payara | | 1.63 Kg | Boliwia - Extreme fly fishing, River Mamore 1 | 29 May 2013 | Joolian |
| Banded Archerfish | | 31.74 gr | Boliwia - Extreme fly fishing, River Mamore 2 | 29 May 2013 | Lin |
| Uaru | | 10.19 gr | Boliwia - Extreme fly fishing, River Mamore 3 | 29 May 2013 | bewa1954 |
| Golden Dorado | | 17.54 Kg | Boliwia - Extreme fly fishing, River Mamore 1 | 29 May 2013 | Joolian |
| Ripsaw Catfish | | 1.48 Kg | Boliwia - Extreme fly fishing, River Mamore 1 | 28 May 2013 | lenny pike |
| Banded Archerfish | | 25.68 gr | Boliwia - Extreme fly fishing, River Mamore 3 | 28 May 2013 | wojtek |
| Slender Piranha | | 74.02 gr | Boliwia - Extreme fly fishing, River Mamore 3 | 28 May 2013 | wojtek |
| Speckled Peacock Bass | | 1.56 Kg | Boliwia - Extreme fly fishing, River Mamore 2 | 28 May 2013 | Lin |
| Amarela Piranha | | 28.89 gr | Boliwia - Extreme fly fishing, River Mamore 1 | 28 May 2013 | Savi |
| Firemouth Cichlid | | 47.1 gr | Boliwia - Extreme fly fishing, River Mamore 1 | 28 May 2013 | jyndrek.pl |
| Ripsaw Catfish | | 66.92 gr | Boliwia - Extreme fly fishing, River Mamore 1 | 28 May 2013 | Joolian |
| Oscar | | 51.49 gr | Boliwia - Extreme fly fishing, River Mamore 1 | 28 May 2013 | Joolian |
| Flier | | 44.74 gr | Boliwia - Extreme fly fishing, River Mamore 3 | 28 May 2013 | Savi |
| Calaboose | | 4.17 Kg | Boliwia - Extreme fly fishing, River Mamore 3 | 28 May 2013 | Savi |
| Mayan Cichlid | | 65.08 gr | Boliwia - Extreme fly fishing, River Mamore 1 | 27 May 2013 | Joolian |
| Flier | | 39.53 gr | Boliwia - Extreme fly fishing, River Mamore 3 | 27 May 2013 | wojtek |
| Spotted Piranha | | 52.96 gr | Boliwia - Extreme fly fishing, River Mamore 3 | 27 May 2013 | wojtek |
| Golden Dorado | | 13.68 Kg | Boliwia - Extreme fly fishing, River Mamore 1 | 27 May 2013 | Joolian |
| Black Piranha | | 1.14 Kg | Boliwia - Extreme fly fishing, River Mamore 3 | 26 May 2013 | wojtek |