Rich seaweed beds occur around Mumbai, Ratnagiri, Goa, Karwar, Varkala, Vizhinjam and Pulicat in Tamil Nadu & Andhra Pradesh and Chilka in Orissa. Red Seaweeds: Gelidiella acerosa, Gracilaria edulis and G. dura are farmed for manufacturing Agar, while Kappaphycus alvarezii is farmed manufacturing for Carrageenan; Brown Seaweeds: Sargassum