Gracilaria sp is type of seaweed producing gelatine. This species can be found in brekish water and nowadays it is widely cultivated in ponds in some Indonesia waters such a5, South Sulawesi (Bone, Maros, Jeneponto, Takalar, Luwu, East, luwu), West Lombok ,, the northern coast of javaisland (Serang, Tanggerang, Bekasi, Pemalang, Brebes), East a Kalimantan ( Balikpapan ) .
Physically, Gracilaria sp has thallu: with lenght of 20 -30 cm and diameter between 2 to 3mm
Cnarificatinn