| Lake Rotoroa | |
|---|---|
 Lake Rotoroa | |
 | |
  Lake Rotoroa | |
| Location | Nelson Lakes National Park,Tasman Region,South Island |
| Coordinates | 41°52′S172°38′E / 41.867°S 172.633°E /-41.867; 172.633 |
| Type | Freshwater |
| Primary inflows | D'Urville,Sabine |
| Primary outflows | Gowan River |
| Basin countries | New Zealand |
| Max. length | 14.2 km (8.8 mi) |
| Max. depth | 145 m (476 ft) |
| Islands | One |
| Settlements | Rotoroa |
Lake Rotoroa lies within the borders ofNelson Lakes National Park in theSouth Island,New Zealand. Thelake is fed by theD'Urville andSabine rivers.
The greatest depth is 145 metres, and it has a surface area of just under 23.5 km. The lake is surrounded bybeech forest.Rotoroa is a small community at the base of the lake. TheGowan River flows out of the lake at this point, thus making the lake one of the sources of theBuller River system.
The Rotoroa Route, following the northeast side of the lake, has been permanently closed to public access.[1] Several other walking tracks can be accessed near the settlement at the head of the lake, and a water taxi travels the length of the lake to ferrytrampers.[2]
The lake has introducedtrout, which attract recreational fishermen.[citation needed] There is afly-fishing lodge, Lake Rotoroa Lodge, on the lake.[3]
The wordrotoroa isMāori forlong lake.[4]
| Climate data for Lake Rotoroa, elevation 445 m (1,460 ft), (1981–2010) | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
| Mean daily maximum °C (°F) | 20.9 (69.6) | 21.2 (70.2) | 19.2 (66.6) | 15.7 (60.3) | 12.0 (53.6) | 9.1 (48.4) | 8.8 (47.8) | 10.4 (50.7) | 12.8 (55.0) | 15.0 (59.0) | 17.5 (63.5) | 19.4 (66.9) | 15.2 (59.3) |
| Daily mean °C (°F) | 15.1 (59.2) | 15.4 (59.7) | 13.5 (56.3) | 10.5 (50.9) | 7.6 (45.7) | 5.0 (41.0) | 4.3 (39.7) | 5.7 (42.3) | 7.9 (46.2) | 9.7 (49.5) | 11.7 (53.1) | 13.9 (57.0) | 10.0 (50.1) |
| Mean daily minimum °C (°F) | 9.3 (48.7) | 9.6 (49.3) | 7.8 (46.0) | 5.2 (41.4) | 3.2 (37.8) | 0.8 (33.4) | −0.2 (31.6) | 1.0 (33.8) | 3.1 (37.6) | 4.4 (39.9) | 6.0 (42.8) | 8.4 (47.1) | 4.9 (40.8) |
| Average rainfall mm (inches) | 137.9 (5.43) | 132.7 (5.22) | 165.3 (6.51) | 106.8 (4.20) | 154.5 (6.08) | 172.9 (6.81) | 169.4 (6.67) | 144.4 (5.69) | 183.7 (7.23) | 207.0 (8.15) | 153.4 (6.04) | 205.7 (8.10) | 1,933.7 (76.13) |
| Source: NIWA[5] | |||||||||||||
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