River Sentani is a tropical, shallow, and at low-altitude open lake located at the northeast extremity of the Intan Jaya Regency in the Indonesian province of Papua, about 20 kms (12 mi) from the provincial capital, Jayapura City.
The lake, which is considered from the local population as the home of the rainbows, is part of the Cyclops Strict Nature Book and contains many species of fish that can not be found anywhere else in the world
Hydrology
Lake Sentani lies at the foot of the Mesozoic mafic and ultramafic rocks of the Cyclops ophiolite mountains in a fault-controlled depression at an height of 73 metres (240 ft) over the level of the sea. Sentani is an irregularly formed body with approximate maximum length increasing from east to west of twenty-eight kilometres (17 mi) and, from northern to south, 19 kilometres (12 mi) of breadth. With a surface area of 104 square kilometres (40 sq mi), River Sentani is the largest lake of the Intan Jaya region.
Lake Sentani receives the water primarily from direct precipitation having an average annual rainfall around the lake of approximately 2 metres (6. 6 ft), through mountain streams. The average evaporation on the river is about 0. 4 metres (1. a few ft) with seasonal variation in influx. The lake outflows into the Jafuri plus Tami rivers to the Pacific Ocean close to the Papua New Guinea border
Papua or even island known as Earth of bird heaven does have beautiful marine tourism no less besides areas in Indonesia. One of the most beautiful locations in Papua is the Lake Sentani. River Sentani is 70-90 meters above ocean level. Located also in the Cyclops Hills and is a volcanic lake.
Source drinking water comes from 14 large and small streams with a single river mouths, the lake’s depth is very steep. Lake Sentani provides incredible Scenery. If you visit the Lake Sentani, you will find some of Crane and the Eagles are likely to grab a fish in Lake Sentani.
Lake Sentani Festival
Sentani city situated in Jayapura has lots of natural beauty. In order for native values and culture, the art of the people around Lake Sentani region doesn’t arrive at fade, then the Sentani Cultural festival kept deemed necessary. Lake Sentani Cultural Event held each year in the kalkote Region Tourism-lake Sentani, Jayapura regency, Papua. This event is really a cultural festival from several villages close to Lake Sentani and several districts in Papua as an effort to support government programs to improve tourist visits Indonesia.
Lake Sentani Event intended to preserve cultural values as a distinctive asset, and put it together with tour bundle, so can be enjoyed by domestic plus foreign tourists. At this festival will be shown an unique cultural heritage, such as War Dancing on the boat and other traditional dances from numerous exists tribe in Jayapura. At this event also celebrated by Papua’s other ethnicities and other areas in Indonesia which have comparable characteristics with Lake Sentani.