Microbial Distribution and DNA Abundance around the Izena Hydrothermal Vent

1989 data from the Okinawa Trough details the distribution and abundance of particulate DNA and carbon around the Izena black smoker hydrothermal vent. The dataset, produced by SCIOPS, also reveals features of culturable microorganisms in the area. Spatial coverage is limited to a specific bounding box defined by latitude and longitude coordinates.

Use Cases

• Mapping particulate DNA concentration across the defined latitude and longitude grid to identify microbial abundance hotspots.
• Correlating carbon distribution with latitude and longitude coordinates to study organic matter dispersion from the vent.
• Analyzing the spatial relationship between culturable microorganism features and the vent's location defined by the bounding coordinates.
• Characterizing the geospatial extent of microbial activity using the provided min/max latitude and longitude values.

Strengths

• Provides precise geospatial bounding coordinates (latitude: 27°14'N to 27°18'N, longitude: 127°04'E to 127°06'E).
• Includes multiple biological measurements: particulate DNA abundance, carbon distribution, and culturable microorganism features.

Limitations

• Data is from a single time point in 1989 and may not reflect current conditions.
• Spatial resolution is limited to degrees and minutes, lacking finer-grained coordinates.
• Sample size and row count are unknown, limiting statistical assessment.

Provenance

Source

SCIOPS via NASA EarthData.

Collection Method

Field investigation and sampling around the Izena hydrothermal vent.

Time Range

1989

Freshness

Last updated in September 1989; no update frequency indicated.

Geography

Okinawa Trough, specifically the Izena black smoker vent area within the defined latitude/longitude bounding box.