| Aapsta | |
| Pushpin Map: | Abkhazia#Georgia |
| Source1 Location: | Caucasus Major |
| Source1 Coordinates: | 43.2964°N 40.8186°W |
| Source1 Elevation: | 1445m (4,741feet) |
| Mouth: | Georgia/Abkhazia |
| Mouth Location: | Black Sea |
| Mouth Coordinates: | 43.0881°N 40.6875°W |
| Mouth Elevation: | 0feet |
| Subdivision Type1: | Country |
| Length: | 35km (22miles) |
| Discharge1 Avg: | 13.2m3/s |
| Basin Size: | 243km2 |
Aapsta[1] (Georgian: ააფსთა ab|Аапста) 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;[2] 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 km2, the slope of the river is 41.3 ‰, 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 .[3]
The Aapsta has 83 tributaries, the density of its river basin is 0.77 km / km2. The main tributaries are:
Hydronym comes from the Abkhaz language, from the Abkhazian "aaps" translates as "yew river".[4]