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Victoria University Antarctic Research Expedition Science and Logistics Reports 2005-06: VUWAE 50
ENVIRONMENTAL IMPAC
ENVIRONMENTAL IMPAC
*Sites Visited (please fill in a box for each site visited)
| Site name | Evans Piedmont Glacier |
| Site location (coordinates/description) | 76° 435335S; 162° 35.2940 E, 314m asl, glacier surface |
| Dates occupied | 28 Nov 05 to 01 Dec 05 |
| Total days (or hours) at site | 4 |
| Maximum number of people at site (your event) | 3 |
| Total person-days (or person-hours) at site | 12 |
| Main activity undertaken | High resolution snow pit sampling, maintenance and data retrieval of automatic weather station, GPS measurements for submergence velocity devices |
| Cumulative impacts observed | Transitory and less than minor |
| Site name | Victoria Lower Glacier I |
| Site location (coordinates/description) | 77° 19.8053S; 162° 31.9252 E, 626m asl, glacier surface |
| Dates occupied | 01 Dec 05 to 05 Dec 06 |
| Total days (or hours) at site | 5 |
| Maximum number of people at site (your event) | 3 |
| Total person-days (or person-hours) at site | 15 |
| Main activity undertaken | High resolution snow pit sampling, GPS measurements for submergence velocity devices |
| Cumulative impacts observed | Transitory and less than minor |
| Site name | Victoria Lower Glacier II |
| Site location (coordinates/description) | 77° 20.81846S; 162° 29.5371 E, 527m asl, glacier surface |
| Dates occupied | 02 Dec 05 and 03 Dec 05 |
| Total days (or hours) at site | 6 hours |
| Maximum number of people at site (your event) | 3 |
| Total person-days (or person-hours) at site | 18 hours |
| Main activity undertaken | Completion of GPS measurement for submergence velocity device. Complete retrieval of the device. |
| Cumulative impacts observed | Transitory and less than minor |
| Site name | Mt Erebus Saddle |
| Site location (coordinates/description) | 77°30.90S; 167° 40.59 E, 1600m asl, glacier surface |
| Dates occupied | 05 Dec 05 |
| Total days (or hours) at site | 1 hour |
| Maximum number of people at site (your event) | 3 |
| Total person-days (or person-hours) at site | 3 hours |
| Main activity undertaken | Deployment of three 6m high snow stakes for mass balance measurement |
| Cumulative impacts observed | Transitory and less than minor |
Geological Material
| Location (coordinates if available) | 76° 435335S; 162° 35.2940 E, 314m asl |
| Specimen type | Snow samples |
| Quantity (kg) | 30 kg |
| Location (coordinates if available) | 77° 19.8053S; 162° 31.9252 E, 626m asl |
| Specimen type | Snow samples |
| Quantity (kg) | 35 kg |
Equipment installed/left in field
| Type of equipment/marker installed | Three snow stakes |
| Location of installation left in field | 77°30.90S; 167° 40.59 E, ~1600m |
| Size of items left in field (Dimension in metres: H, W, L) | 6m high snow stakes (2m below and 4m above ground), with an average diameter of 2.5cm |
| Number of items left in field | 3 |
| Estimated retrieval date | Dec 2007 |
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Fig. 4: Three snow stakes placed in the vicinity of the 2004/05 drill hole casing maker at Mt Erebus Saddle
*Differences from original Preliminary Environmental Evaluation (PEE)
We completed the mass balance measurement at VLG II. The submergence velocity device (77° 20.81846S; 162° 29.5371 E, Fig. 5) was completely removed.
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Fig. 5: GPS measurement at the VLG II submergence velocity device before its complete removal