100 Pcs. Catappa Ketapang Indian Almond Leaf for Fish Tank 100 Pcs. Catappa Ketapang Indian Almond Leaf for Fish Tank The size for each leave is about 18 to 20 cm length, 9 to 10 cm wide. Many fish breeders only place catappa leaf with the fish in a breeding tank, essential for healthier fish and successful breeding.