| Shish | |
| Mouth: | Irtysh |
| Mouth Coordinates: | 57.3175°N 73.3786°W |
| Length: | 530km (330miles) |
| Basin Size: | 21300km2 |
The Shish (ru|Шиш) is a river in the Omsk Oblast of Russia. It is a right tributary of the Irtysh.[1] It is 378 km long with a basin area of 5,270 km². The Shish usually freezes by early November and the ice breaks up by the end of April.