Trkmanka
The Trkmanka is a river in the Czech Republic, a left tributary of the Thaya River. It flows through the South [Moravian Region]. It is long.
Characteristic
The Trkmanka originates in the territory of Ždánice in the Ždánice Forest range at an elevation of and flows to Podivín, where it enters the Thaya River at an elevation of. It is long. Its drainage basin has an area of. The average discharge at 11.2 river km in Velké Pavlovice is.The longest tributaries of the Trkmanka are:
| Tributary | Length | Side |
| Spálený potok | 19.0 | right |
| Lovčický potok | 10.1 | left |
| Trníček | 8.8 | right |
| Čejčský potok | 7.4 | left |