LMG0907: Underway Data from Antarctic Research Icebreaker Voyage

The R/V Laurence M. Gould LMG0907 dataset contains underway data collected by the NSF-supported research icebreaker during a leg of its Antarctic operations. The leg started and ended in Punta Arenas, Chile, supporting global change studies in biological, chemical, physical, and oceanographic disciplines. The dataset was last updated on July 18, 2009.

Use Cases

• Analyze temporal patterns in oceanographic conditions based on the continuous underway data collection.
• Study biogeochemical cycles in Antarctic waters based on the described chemical and biological discipline focus.
• Model physical oceanographic processes in the Southern Ocean based on the described physical discipline focus.
• Correlate ship-track observations with satellite data based on the geospatial nature of underway data.

Strengths

• Data originates from a dedicated NSF-supported research icebreaker, indicating institutional credibility.
• Covers multiple scientific disciplines (biological, chemical, physical, oceanographic) for integrated analysis.

Limitations

• Description metadata is limited; actual data quality requires manual inspection after download.
• Last updated 2009-07-18 23:59:59.999000; freshness should be verified.
• Column-level documentation is absent; field semantics must be inferred after download.

Provenance

Source

SCIOPS via NASA Earthdata.

Collection Method

Underway data collected by instruments aboard the R/V Laurence M. Gould.

Time Range

Covers the period of leg LMG0907 (specific dates not provided).

Freshness

Last updated 2009-07-18 23:59:59.999000.

Geography

Southern Ocean/Antarctic region, voyage from Punta Arenas, Chile, and return.