Advanced freshwater fish: I
All advanced freshwater fish whose common name starts with I, in alphabetical order. Each card links to its care guide.
4 species

Indian brindled pipefish
Microphis cuncalus
Freshwater6.7 in (17 cm) · 30 gal (112 L)73–82°F (23–28°C)
Indonesian tigerfish
Datnioides microlepis
Freshwater19.7 in (50 cm) · 180 gal (680 L)68–82°F (20–28°C)
Iridescent shark
Pangasianodon hypophthalmus
Freshwater39.4 in (100 cm) · 528 gal (2,000 L)72–79°F (22–26°C)
Irrawaddy shovelnose bagrid
Sperata acicularis
Freshwater70.9 in (180 cm) · 1,057 gal (4,000 L)73–82°F (23–28°C)
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