Pangasius mahakamensis
Pangasius mahakamensis is a small catfish native to the Mahakam River system in Indonesia, found in fresh and slightly brackish waters. It grows to about 18 cm and is popular among local anglers for its tasty, white flesh and abundant numbers.
Family
Pangasiidae
Max Size
18.2 cm
Habitat
freshwater, brackish
Climate
tropical
Best Season
Warm/ rainy months (April‑September in its native range)
Best Time
Dawn and dusk, with night fishing also productive
No distribution map available
Mahakam River – Samarinda Stretch
IndonesiaThe lower Mahakam River near Samarinda offers abundant Pangasius mahakamensis in deep channels and eddies, making it a premier spot for targeting this catfish.
Best: June-September
Upper Mahakam Tributary – Long Iyang
IndonesiaRemote upper reaches of the Mahakam near the village of Long Iyang provide clear water and strong currents where larger specimens hide among boulders.
Best: May-October
Kayan River Delta – Tanjung Selor
IndonesiaThe brackish delta of the Kayan River offers seasonal migrations of Pangasius mahakamensis, especially during the rainy flush.
Best: July-December
Barito River – Banjarmasin Basin
IndonesiaIn the lower Barito near Banjarmasin the species is less common but can be found in deep pools and backwaters during high water.
Best: June-October
Batang Kuantan River – Pahang
MalaysiaIntroduced populations thrive in the fast‑flowing sections of Batang Kuantan; anglers must navigate challenging rapids to reach the catfish holding areas.
Best: April-September
Tonle Sap Lake – Near Phnom Penh
CambodiaOccasional stocking projects have placed Pangasius mahakamensis in Tonle Sap; catches are rare but prized by adventurous anglers.
Best: May-October
Best bait: Live shrimp, small worms, or mosquito larvae