Tasman Island
UTC+11 ) |
The Tasman Island, part of the Tasman Island Group, is an oval island with an area of 1.2 square kilometres (0.46 sq mi), lying close to the south-eastern coast of Tasmania, Australia. The island is located in the Tasman Sea, situated off the Tasman Peninsula and is contained within the Tasman National Park.
The island is a plateau surrounded by steep dolerite cliffs, with its highest point 300 metres (980 ft) above sea level (asl) and an average plateau height of 280 metres (920 ft) asl. It is the site of the Tasman Island Lighthouse and weather station, which has been automated since 1976 and unstaffed since 1977.[1][2]
Flora and fauna
Plants
The island was once thickly forested. The forest has largely disappeared as a result of cutting the trees for firewood and of intense
Birds
Tasman Island is a very important breeding site for
The breeding seabirds were preyed on by a feral cat population estimated at 50, feeding mainly on fairy prions and taking about 50,000 birds annually. The cats were eradicated by a baiting, trapping and hunting program carried out in May 2010.[6][3][7]
Other animals
Climate
Climate data for Tasman Island Lighthouse | |||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
Record high °C (°F) | 30.5 (86.9) |
36.1 (97.0) |
29.4 (84.9) |
27.8 (82.0) |
21.6 (70.9) |
19.4 (66.9) |
18.5 (65.3) |
17.7 (63.9) |
24.3 (75.7) |
23.3 (73.9) |
32.8 (91.0) |
29.5 (85.1) |
36.1 (97.0) |
Mean daily maximum °C (°F) | 16.4 (61.5) |
17.6 (63.7) |
16.4 (61.5) |
14.7 (58.5) |
12.4 (54.3) |
10.7 (51.3) |
10.2 (50.4) |
10.2 (50.4) |
11.4 (52.5) |
12.6 (54.7) |
13.3 (55.9) |
15.1 (59.2) |
13.4 (56.1) |
Mean daily minimum °C (°F) | 10.3 (50.5) |
11.4 (52.5) |
10.8 (51.4) |
9.4 (48.9) |
7.7 (45.9) |
6.6 (43.9) |
5.8 (42.4) |
5.7 (42.3) |
6.2 (43.2) |
6.8 (44.2) |
7.8 (46.0) |
9.0 (48.2) |
8.1 (46.6) |
Record low °C (°F) | 4.0 (39.2) |
4.0 (39.2) |
1.1 (34.0) |
0.0 (32.0) |
1.7 (35.1) |
−1.1 (30.0) |
−1.1 (30.0) |
0.0 (32.0) |
−1.1 (30.0) |
0.0 (32.0) |
1.6 (34.9) |
1.0 (33.8) |
−1.1 (30.0) |
Average precipitation mm (inches) | 64.3 (2.53) |
66.7 (2.63) |
68.0 (2.68) |
75.2 (2.96) |
86.4 (3.40) |
87.1 (3.43) |
84.8 (3.34) |
80.7 (3.18) |
59.2 (2.33) |
80.5 (3.17) |
71.9 (2.83) |
85.7 (3.37) |
909.9 (35.82) |
Average precipitation days | 13.7 | 12.8 | 14.6 | 17.1 | 18.6 | 18.9 | 19.7 | 19.6 | 18.0 | 18.7 | 17.7 | 16.1 | 205.5 |
Source: Bureau of Meteorology[8] |
Climate data for Tasman Island | |||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
Record high °C (°F) | 37.7 (99.9) |
35.1 (95.2) |
32.8 (91.0) |
26.0 (78.8) |
21.0 (69.8) |
17.9 (64.2) |
17.0 (62.6) |
19.0 (66.2) |
25.2 (77.4) |
30.5 (86.9) |
31.7 (89.1) |
31.1 (88.0) |
37.7 (99.9) |
Mean daily maximum °C (°F) | 18.0 (64.4) |
17.8 (64.0) |
17.1 (62.8) |
14.9 (58.8) |
13.2 (55.8) |
11.4 (52.5) |
10.9 (51.6) |
11.4 (52.5) |
12.7 (54.9) |
13.7 (56.7) |
15.2 (59.4) |
16.6 (61.9) |
14.4 (57.9) |
Mean daily minimum °C (°F) | 11.4 (52.5) |
11.8 (53.2) |
11.3 (52.3) |
9.8 (49.6) |
8.5 (47.3) |
7.4 (45.3) |
6.7 (44.1) |
6.5 (43.7) |
7.0 (44.6) |
7.5 (45.5) |
8.9 (48.0) |
10.2 (50.4) |
8.9 (48.0) |
Record low °C (°F) | 5.0 (41.0) |
4.2 (39.6) |
4.4 (39.9) |
3.5 (38.3) |
1.1 (34.0) |
1.2 (34.2) |
1.1 (34.0) |
−0.2 (31.6) |
0.6 (33.1) |
1.5 (34.7) |
1.9 (35.4) |
3.4 (38.1) |
−0.2 (31.6) |
Average precipitation mm (inches) | 72.7 (2.86) |
46.7 (1.84) |
68.8 (2.71) |
67.4 (2.65) |
73.8 (2.91) |
66.7 (2.63) |
71.6 (2.82) |
77.0 (3.03) |
82.6 (3.25) |
61.1 (2.41) |
59.9 (2.36) |
59.6 (2.35) |
799.6 (31.48) |
Average precipitation days | 13.5 | 12.5 | 15.8 | 17.5 | 18.2 | 17.6 | 18.4 | 19.9 | 17.1 | 18.1 | 16.2 | 15.1 | 199.9 |
Source: Bureau of Meteorology[9] |
Gallery
-
Showing lighthouse and keepers' cottages.
-
The island is a major breeding site for fairy prions.
-
The Tasman Island with the Tasman Peninsula in the background, ca. 1987.
-
Tasman Island 2017
See also
References
- ^ ISBN 978-0-7246-4816-0.
- ^ a b "Tasman Island Lighthouse". Lighthouses of Tasmania. Lighthouses of Australia Inc.
- ^ ISBN 9780724664276 [1]
- ^ "Allocasuarina crassa" (PDF). Threatened Flora of Tasmania. Department of Primary Industries and Water, Tasmania. Retrieved 3 November 2011.
- ^ "IBA: Tasman Island". Birdata. Birds Australia. Retrieved 1 November 2011.
- ^ "Feral cats eradicated from Tasman Island". News release. Parks and Wildlife, Tasmania. 1 June 2011. Retrieved 1 November 2011.
- ^ Restoring the Natural Values of Tasman Island
- ^ "Climate Statistics for Tasman Island Lighthouse". Climate statistics for Australian locations. Bureau of Meteorology. Retrieved 23 April 2016.
- ^ "Climate Statistics for Tasman Island". Climate statistics for Australian locations. Bureau of Meteorology. Retrieved 23 April 2016.