Qara Su

{{For|places in Iran|Qarah Su (disambiguation){{!}}Qarah Su}}

{{Cleanup infobox}}

{{Infobox settlement

| name = Qara Su

| native_name = Los Island

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| settlement_type = Island of the Baku Archipelago

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| coordinates = {{coord|39|50|N|49|32|E|display=inline}}

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| area_total_km2 = 0.6

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| elevation_m =25

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| pushpin_map = Caspian Sea

| pushpin_label_position = right

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| subdivision_type = Country

| subdivision_name = {{AZE}}

| subdivision_type1 = Region

| subdivision_name1 = Absheron Region

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}}

Qara Su, Qarasu or Los Island, is an uninhabited sandy island located south of the Bay of Baku, Azerbaijan.

The island is part of the Baku Archipelago, which includes of the following islands: Boyuk Zira or Nargin, Dash Zira, Qum Island, Zenbil, Sangi-Mugan, Chikil, Qara Su, Khara Zira, Gil, Ignat Dash, and several smaller ones.[http://www.baku-guide.com/beachs/ General information]