Pangasius catfish have become one of Indonesia’s most popular aquaculture species. Its soft, tender flesh and savory taste are familiar to families across the country, from children to the elderly. But beyond its culinary appeal, Pangasius also offers remarkable health benefits. Its flesh is rich in unsaturated fats — nearly half of its nutritional profile — which can help lower harmful LDL (low-density lipoprotein) cholesterol while raising beneficial HDL (high-density lipoprotein) levels. Regular consumption of Pangasius can help reduce the risk of cardiovascular illnesses such as coronary heart disease, hypertension, and stroke.

The benefits extend further. Pangasius is a good source of docosahexaenoic acid (DHA) and other omega-3 fatty acids, nutrients that are especially important for pregnant women. DHA supports fetal brain development, while omega-3 helps maintain the health of the heart and nervous system. Eating Pangasius regularly during pregnancy can support fetal development and contribute to a healthier birth. Given this rich nutritional profile, it is unsurprising that Pangasius is gaining attention not only as a food source but also as a subject of scientific interest. This article examines some of the fish’s key strengths: its adaptability to diverse water conditions and its productivity even in challenging farming environments.

Exceptional environmental adaptability

One of Pangasius’s key strengths is its ability to thrive in a wide range of aquatic environments. Unlike some freshwater species that require very specific conditions, Pangasius can be reared in anything from stagnant ponds to slow-flowing rivers. This versatility makes it a prime candidate for aquaculture in Indonesia’s diverse waterways. In an archipelago of thousands of islands and varied climates, this flexibility allows fish farmers to adapt to local conditions. Adaptability is crucial in fish farming, where conditions often fluctuate — temperature swings, oxygen levels (dissolved oxygen, DO) and water acidity (pH) may vary widely from day to day.

A prime example is the Siamese catfish (Pangasius hypophthalmus), a popular farmed species in Indonesia. It can survive in water with extremely low oxygen levels — even under 3 milligrams per liter (mg/L), a concentration at which many other freshwater fish would struggle. Pangasius can also tolerate a broad pH range, from acidic (around pH 5) up to neutral (pH 8). This resilience means farmers can raise Pangasius in environments like shallow swamps or peat lakes where water is often low in oxygen and highly acidic, conditions that many other species cannot tolerate.

Potential for aquaculture on marginal lands

Not every part of Indonesia offers fertile land or abundant year-round water for traditional farming. In many regions, locals confront so-called marginal areas — peat swamps, acidic soils, or even land scarred by mining. These areas tend to be low in natural fertility, with very acidic conditions and fluctuating water availability. However, these challenging environments do not preclude successful aquaculture, especially with a hardy fish like Pangasius. For farmers in these areas, Pangasius offers a way to turn otherwise unproductive land into a valuable resource.

A striking success story comes from Pulang Pisau in Central Kalimantan. This district is dominated by peatlands, where water is often brown-red, strongly acidic (pH as low as 3–5), and low in oxygen. Farmers there have found that Pangasius hypophthalmus thrives in these ponds. Field studies showed that stocking densities of 4, 7, or 10 fish per square meter all produced similar results: survival rates above 80 percent and harvested fish weighing about 300–400 grams each (roughly 0.3–0.4 kilograms, or 0.7–0.9 pounds) after five to six months of culture.

Pangasius harvest in Mantaren II Village, Kahayan Hilir District, Pulang Pisau Regency: Luhkan Pulang Pisau/Yousy Milla Sandi

These findings demonstrate that Pangasius farming can be both efficient and productive on lands once considered useless for conventional agriculture. To succeed under such conditions, farmers manage pond water carefully — regulating flow, adding agricultural lime to neutralize acidity, and using probiotics to keep the water quality stable. With these techniques, infertile peat areas can be transformed into productive fish farms. This is a golden opportunity for rural communities: land that once lay idle or underutilized can now generate new income. In addition to boosting household earnings, Pangasius farming on peatlands can create local jobs and strengthen village economies.

Strong disease resistance

Freshwater catfish farms often suffer sudden bacterial outbreaks – for example Aeromonas hydrophila and Edwardsiella species are among the most common pathogens in intensive aquaculture. Such infections can decimate stocks, especially under high stocking densities or poor water quality. Fortunately, pangasiid catfish (the Pangasius group, known locally as ikan patin) are relatively hardy compared to many other farmed freshwater species. In Indonesia, researchers responded to this challenge by breeding an improved strain called Patin Perkasa (roughly “mighty catfish”), released in 2017 by the freshwater fish breeding center (BPPI Sukamandi). This selectively bred strain grows 16–46% faster than ordinary local Siamese catfish and – importantly – survives bacterial challenge 20–40% better than the native stock. In practical terms, the higher resistance means fewer mass mortalities under disease pressure, helping farmers protect their harvests and incomes.

A key reason pathogen outbreaks hit fish hard is stress: overcrowding, low dissolved oxygen, or pH swings weaken the fish’s defenses. In controlled tests, Patin Perkasa showed markedly higher survival when exposed to Aeromonas hydrophila compared to wild-type catfish. By contrast, ordinary strains often succumb more readily once infections start. Overall, the breeding of disease-resistant catfish like Patin Perkasa represents a critical advance: it helps suppress losses from bacterial septicaemia and other diseases that commonly afflict tropical freshwater farms.

High fecundity

Another advantage of pangasiid catfish is prolific egg production in breeding females. Fecundity (eggs produced per unit body weight) directly influences how many fingerlings a hatchery can raise. For example, one study found that the Indonesian Pangasius nasutus (“buas” catfish) yields about 26–67 eggs per gram of female body weight. In practical terms, a 2 kg (4.4 lb) broodfish of this species can carry roughly 50,000–134,000 eggs per spawning. The closely related Siamese catfish (P. hypophthalmus) is reported to be even more fecund (on the order of 70–120 eggs per gram), making it one of the most productive catfish breeders in Southeast Asia. High fecundity means hatcheries can generate large quantities of fry from each broodstock, improving efficiency.

• Pangasius nasutus (buas catfish): ~26–67 eggs per gram of female (body weight). A 2-kg female thus produces on the order of 50,000–134,000 eggs per spawn.
• Hatching success: Under optimal conditions (29–30 °C), about 44–79% of those eggs typically hatch within ~22–25 hours. Hatch rates above ~50% are generally considered commercially viable for freshwater hatcheries.

Even with the normal losses during incubation, these numbers mean one large female can seed tens of thousands of juveniles in each cycle. Combined with careful hormonal induction and incubation, pangasiid breeders routinely achieve the fertile output needed for year-round fingerling supply.

Rapid growth

Fast growth is another hallmark of farmed pangasiid catfish. These fish convert feed into body mass very efficiently, and improved strains can reach market size in a shorter time than many other species. Growth rate in pangasiids depends on genetics (breed or strain), feed quality, and culture system, but even wild types grow quickly under good conditions. Modern selective-breeding programs have pushed these rates even higher.

• Pangasius djambal (Patin jambal): In floating cage culture, this species achieved a specific growth rate (SGR) of about 2.51 ± 0.15% per day. This is exceptionally high – for comparison, many warmwater fish grow around 1.8–2.2%/day.
• Pangasius pasupati: This strain grew best in still (pond) water, with an SGR of roughly 2.05 ± 0.03% per day.
• Pangasius siam (Siamese catfish): Showing remarkable flexibility, it attained SGRs of about 2.02–2.31% per day in both pond and brackish-water cages.

Floating net cages for pangasius cultivation in the river: PPB Kab. Ogan Ilir/Bektia Afrinasari

These rates mean a pangasiid fingerling can double its weight in roughly 30–35 days under ideal feeding and water conditions. Rapid growth lets farmers reach market size sooner, improving turnover. In practice, a Patin Perkasa or other high-performance strain in optimized ponds or cages can produce harvest-size fish several weeks earlier than unimproved stock. The bottom line is shorter production cycles and higher annual yields for growers.