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From The Aquarium Wiki
| Common name | Difficulty | Maximum Size | Minimum Tank Size | |
|---|---|---|---|---|
| Acnodon normani | Sheep Pacu Tiger Pacu Elongatus Pacu |
Challenging | 5.90551181102365.906 in15 cm | 6565 gal246.052 liters 246,051.766 mL |
| Aphyocharax anisitsi | Bloodfin Tetra Bloodfin Argentine Bloodfin Red-finned Characin Red-Finned Tetra |
Moderate | 33 in7.62 cm | 1515 gal56.781 liters 56,781.177 mL |
| Aphyocharax paraguayensis | Dawn Tetra Panda Tetra Rio Paraguay Tetra |
Moderate | 1.18110236220471.181 in3 cm | 2020 gal75.708 liters 75,708.236 mL |
| Aphyocharax rathbuni | Rathbun's Bloodfin Redflank Bloodfin Green Fire Tetra Greenfire Tetra |
Moderate | 1.18110236220471.181 in3 cm | 1212 gal45.425 liters 45,424.941 mL |
| Astyanax bimaculatus | Two Spot Astyanax Twospot Astyanax |
Moderate | 66 in15.24 cm | 4545 gal170.344 liters 170,343.53 mL |
| Astyanax kennedyi | Kennedy's Tetra | Moderate | 22 in5.08 cm | 2525 gal94.635 liters 94,635.295 mL |
| Astyanax leopoldi | Leopold's Tetra | Moderate | 2.22.2 in5.588 cm | 2525 gal94.635 liters 94,635.295 mL |
| Astyanax mexicanus | Blind Cave Tetra Cave Blind Tetra Mexican Tetra Silvery Tetra Blind Cavefish |
Easy | 3.53.5 in8.89 cm | 1515 gal56.781 liters 56,781.177 mL |
| Axelrodia stigmatias | Pepper Tetra | Challenging | 1.18110236220471.181 in3 cm | 1010 gal37.854 liters 37,854.118 mL |
| Boehlkea fredcochui | Blue Tetra Cochu's Blue Tetra |
Moderate | 1.57480314960631.575 in4 cm | 1515 gal56.781 liters 56,781.177 mL |
| Bryconops affinis | Orangefin Tetra | Moderate | 4.72440944881894.724 in12 cm | 2525 gal94.635 liters 94,635.295 mL |
| Bryconops caudomaculatus | Tailspot Tetra | Moderate | 5.11811023622055.118 in13 cm | 2525 gal94.635 liters 94,635.295 mL |
| Bryconops melanurus | Tail-Light Tetra | Moderate | 4.72440944881894.724 in12 cm | 2525 gal94.635 liters 94,635.295 mL |
| Catoprion mento | Wimple Piranha | Challenging | 5.90551181102365.906 in15 cm | 7575 gal283.906 liters 283,905.884 mL |
| Chalceus erythrurus | Tucan Fish | Moderate | 88 in20.32 cm | 5555 gal208.198 liters 208,197.648 mL |
| Chalceus macrolepidotus | Pinktailed Chalceus Pinktail Chalceus Pink Tail Chalceus Pink-Tailed Characin |
Moderate | 99 in22.86 cm | 5555 gal208.198 liters 208,197.648 mL |
| Colossoma macropomum | Black Pacu Black-Finned Pacu Giant Pacu Tambaqui Gamitana |
Difficult | 43.30708661417343.307 in110 cm | 500500 gal1,892.706 liters 1,892,705.89 mL |
| Corynopoma riisei | Swordtail Characin | Moderate | 33 in7.62 cm | 2525 gal94.635 liters 94,635.295 mL |
| Creagrutus beni | Benny Tetra Goldstripe Characin |
Moderate | 3.14960629921263.15 in8 cm | 2020 gal75.708 liters 75,708.236 mL |
| Exodon paradoxus | Bucktoothed Tetra Bucktooth Tetra |
Moderate | 5.90551181102365.906 in15 cm | 4545 gal170.344 liters 170,343.53 mL |
