Dewfish

The dewfish, Tandanus tandanus, is a native species found in the inland waters of eastern Australia. Recognized by its large head and robust body, it thrives in slow-moving streams, lakes, and ponds. This species is sought after for both commercial fisheries and recreational angling due to its hardy nature and adaptability.
Length~50 (max 90)
Weight~2 (max 6)
WaterFresh
Water Temp10-27° F
Depth1-60 ft
- Other namesEel-tailed catfish, Australian freshwater catfish, Freshwater catfish, Jewfish, Tandan
- Length~50 (max 90)
- Weight~2 (max 6)
- WaterFresh
- Water Temp10-27° F
- Depth1-60 ft
Popular lures for Dewfish
Regulation for Dewfish
- SeasonAlways open
- Bag limit5
- Vessel limit-
- Trophy limits-
- Max size-
- Min size30 cm
- MeasurementTotal length
- Prohibited methods-
Living Conditions
🐟 Habitat preferences
- Dewfish inhabit slow-moving rivers, lakes, and ponds with abundant vegetation
- They prefer sandy or gravel bottoms and are often found close to the substrate
- Their diet includes insect larvae, crustaceans, mollusks, and small fish, reflecting their bottom-feeding habits
- Juveniles are typically found in shallow, vegetated waters for protection and feeding
♻️ Life cycle and mating behavior
- Spawning occurs from spring to mid-summer when water temperatures rise
- Males build nests and guard the eggs, which are laid in a central sandy depression
- Eggs hatch in about a week, and the fry remain in shallow, protected areas before moving to deeper waters
- Australian freshwater catfish show strong parental care, with males tending the eggs until they hatch