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Distribusi dan Struktur Populasi Karang Soliter Fungia fungites di Pulau Burung, Pulau Cemara Kecil dan Pulau Menjangan Kecil (Kepulauan Karimunjawa)

Nugraha, Wahyu Andy; Munasik; Widjatmoko, Wisnu

Fungia fungites is an known as solitary coral, attachment and also free living and can make a move to migrate. F. fungites is very common in tropical Indo-Pasific area. This research was conducted at Burung Island, Cemara Kecil Island, and Menjangan Kecil Island, Karimunjawa, Jepara. Data were collected by using belt transect method. The aim of this research is to know the distribution and population structure of solitary coral F. fungites in Karimunjawa Island. From the six point observation, four points among them have the distribution until the depth of about 12 metres those are at the east side of Burung Island, the west and east side of Cemara Kecil Island, and the east of Menjangan Kecil Island. Only two point having distribution until the depth of 21 metres those are the west side of Burung Island, and the west side of Menjangan Kecil island.
The smallest diameter of F. fungites was found in Burung Island is 5 cm and the highest diameter is 41 cm, in Cemara Kecil Island the smallest diameter is 5 cm and the biggest diameter is 24 cm, while in Menjangan
Kecil Island the smallest diameter is 5 cm and the biggest diameter is 30 cm. While the highest density is found in the depth of 7-12 metres. No clearly relationship beetween depth and distribution of F.fungites.
There is positive relationship beetween depth and average size of F. Fungites.

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