每當雨季來臨時，白尼羅河氾濫，居民必須以[[蘆葦]]編織成浮島、小船，在水面上活動，並移居到高地處種植作物或放牧活動。<ref name="FMPRC"/><ref name="CIA"/><ref>{{Cite web |url =https://www.ettoday.net/news/20120829/95222.htm#ixzz65sCmbjWX | title =內陸威尼斯！非洲「蘇德沼澤」居民以蘆葦編成島浮居|date= 2012-08-29 | publisher=ETtoday | language = ZH |accessdate= 2019-11-21 }}</ref><ref>{{Cite web |url =http://www.epochtimes.com/b5/11/10/4/n3391315.htm | title =組圖：蘇丹蘇德沼澤大濕地美景　|date= 2011-10-04 | publisher=大紀元 | language = ZH |accessdate= 2019-11-21 }}</ref>

== 政治 ==