Tyenna River

Tyenna River
Tyenna River near Maydena
Data
location	Tasmania ( Australia )
River system	Derwent River
Drain over	Derwent River  → Tasman Sea
source	The Needles ( Southwest National Park ) 42 ° 43 ′ 52 ″  S , 146 ° 27 ′ 23 ″  E
Source height	833  m
muzzle	Derwent River east of Mount Fenton Coordinates: 42 ° 40 ′ 26 "  S , 146 ° 52 ′ 27"  E 42 ° 40 ′ 26 "  S , 146 ° 52 ′ 27"  E
Mouth height	40  m
Height difference	793 m
Bottom slope	16 ‰
length	48.1 km
Left tributaries	Humboldt River , Lady Barron Creek, Boyces Creek
Small towns	Maydena
Communities	Florentine, Fitzgerald, Tyenna, Westerway, Karanya

The Tyenna River is a river in the south of the Australian state of Tasmania .

geography

River course

The river has its source on the northern slopes of Mount The Needles on the northern boundary of Southwest National Park . From there it flows east along Gordon River Road (B61) and south of Mount Field National Park . East of Mount Fenton it flows into the Derwent River .

Tributaries with mouth heights

• Humboldt River - 288 m
• Lady Barron Creek - 163 m
• Boyces Creek - 92 m

Individual evidence

1. ^ ^{A b c d} Map of Tyenna River, TAS . Bonzle.com
2. ^ Steve Parish: Australian Touring Atlas . Steve Parish Publishing, Archerfield QLD 2007. ISBN 978-1-74193-232-4 . Pp. 58 + 59