The Sutla () or Sotla () is a
river
A river is a natural stream of fresh water that flows on land or inside Subterranean river, caves towards another body of water at a lower elevation, such as an ocean, lake, or another river. A river may run dry before reaching the end of ...
flowing through
Slovenia
Slovenia, officially the Republic of Slovenia, is a country in Central Europe. It borders Italy to the west, Austria to the north, Hungary to the northeast, Croatia to the south and southeast, and a short (46.6 km) coastline within the Adriati ...
and
Croatia
Croatia, officially the Republic of Croatia, is a country in Central Europe, Central and Southeast Europe, on the coast of the Adriatic Sea. It borders Slovenia to the northwest, Hungary to the northeast, Serbia to the east, Bosnia and Herze ...
, mostly forming their border. It is a
tributary
A tributary, or an ''affluent'', is a stream or river that flows into a larger stream (''main stem'' or ''"parent"''), river, or a lake. A tributary does not flow directly into a sea or ocean. Tributaries, and the main stem river into which they ...
to the
Sava
The Sava, is a river in Central Europe, Central and Southeast Europe, a right-bank and the longest tributary of the Danube. From its source in Slovenia it flows through Croatia and along its border with Bosnia and Herzegovina, and finally reac ...
, itself a tributary to the
Danube
The Danube ( ; see also #Names and etymology, other names) is the List of rivers of Europe#Longest rivers, second-longest river in Europe, after the Volga in Russia. It flows through Central and Southeastern Europe, from the Black Forest sou ...
. It is long and has a watershed area of .
Overview
The Sutla flows through the following municipalities:
*in Slovenia:
Rogatec,
Rogaška Slatina,
Podčetrtek,
Bistrica ob Sotli,
Brežice
*in Croatia:
Đurmanec,
Hum na Sutli,
Desinić,
Zagorska Sela,
Klanjec,
Kraljevec na Sutli,
Brdovec
The hydrological parameters of the Sutla are regularly monitored in Croatia at
Zelenjak.
The division of the Sutla/Sotla basin area between Croatia and Slovenia is inconsistent in sources; Croatian sources claim either or , while Slovenian sources claim either or .
Kozje Park (Slovene: ), established in 1981 as Trebče Memorial Park (), is located in Slovenian territory west of the Sotla. It covers of the landscape of the
Kozje Hills (), including
wetland
A wetland is a distinct semi-aquatic ecosystem whose groundcovers are flooded or saturated in water, either permanently, for years or decades, or only seasonally. Flooding results in oxygen-poor ( anoxic) processes taking place, especially ...
s along the Sotla. It is the habitat of over 120 bird species and of about 950
higher plant species.
The earliest known mention of Sutla was in 1028, as ''Zontla''. The name is pre-Slavic in origin and comes from ''*Sǫtъla''. The root ' does not have a known meaning.
References
Bibliography
*
External links
*
{{Authority control
Rivers of Styria (Slovenia)
Rivers of Croatia
International rivers of Europe
Croatia–Slovenia border
Border rivers