Production of tilapia, mud crabs, seaweeds, milkfish, and mussels have been incorporated. There are of brackish water fish ponds which produce prawns, shrimps and milkfish. Marine products such as milkfish and tilapia are harvested from local fisheries. Aquaculture is the second biggest income earner, notably milkfish and shrimps culture. These fishponds are rich with commercial species like milkfish, tilapia, pla-pla and shrimps. It is typically made from tuna, tilapia, or milkfish. Taiwan's fishery products are clam, eel, grouper, milkfish, oyster and tilapia. Consumption and ranching of milkfish in Taiwan dates back hundreds of years. Its major local and international exports include rice, salt and processed milkfish. The city's major agricultural produce are rice, bananas, coconuts, poultry, shrimp, and milkfish. Dagupan City is known for its Bangus Festival ("Milkfish Festival"). The natural texture and aroma of the milkfish give this variant a unique taste. In recent years Taiwanese farms have begun raising organic milkfish. Bangus (milkfish) culture is the dominant activity. The fishing industry also produces shrimp and "bangus" (milkfish).