Aapsta ( ) is a river in Abkhazia, Georgia. It originates on the southern slopes of the Achbikhvdar ridge in the Gudauta pass area in beech forests at 1445 meters above sea level; flows into the Black Sea between the village and the city Gudauta.
The length of the river is 35 kilometers, the catchment area is 243 km<sup>2</sup>, the slope of the river is 41.3 â°, the prevailing width of the river is 15 meters, the depth is from 0.3 to 2.1 meters with a current speed of 1.3-1.6 m / s.
In the middle and lower reaches of the coast, overgrown with beech-hornbeam forest. On the river are the villages and , at the mouth - the village Tskuara (Primorskoe).
The predominant type of feeding is snow feeding in the upper reaches; closer to the mouth, rain feeding becomes important. Average mineralization of waters is 213 mg / l. The type of water regime is the Black Sea, floods occur at all seasons.
Through the Dokhurtu tributary, Aapsta is connected with the cave system .
The Aapsta has 83 tributaries, the density of its river basin is 0.77 km / km<sup>2</sup>. The main tributaries are:
Hydronym comes from the Abkhaz language, from the Abkhazian "aaps" translates as "yew river".