Arctic Ocean Chemical Data from Bottle Casts (1948-2000)
Updated 3mo ago
13files
Available on 2 platforms
Sign in to view source links and access this dataset
Description
Over 52 years, from April 1948 to September 2000, this dataset contains chemical measurements from bottle casts in the Arctic Ocean and other sea areas. The data, submitted by the University of Alaska, Fairbanks, include alkalinity, nitrate, nitrite, oxygen, silicate, and phosphate levels. Its presence across multiple platforms indicates established use in the scientific community.
Use Cases
Analyzing long-term trends in nutrient concentrations (nitrate, phosphate, silicate) in the Arctic Ocean.
Studying dissolved oxygen levels and their relation to biological activity and water mass circulation.
Calibrating biogeochemical models for polar regions using in-situ alkalinity and nitrite measurements.
Investigating spatial and temporal variability of core seawater chemistry across a multi-decadal period.
Strengths
Covers a significant 52-year time span (1948-2000), enabling long-term trend analysis.
Includes six key chemical parameters: alkalinity, nitrate, nitrite, oxygen, silicate, and phosphate.
Data collected via standardized bottle casts from multiple research vessels, suggesting methodological consistency.
Limitations
Exact row count, file size, and complete column schema are unknown across all sources.
Conflicting 'last updated' dates (2000-09 17 vs. 2026-03-05) create uncertainty about metadata maintenance.
License information is not provided, which may restrict certain uses.
Provenance
Source
University of Alaska, Fairbanks, submitted to NOAA NCEI.
Collection Method
Chemical data collected using bottle casts from multiple vessels.
Time Range
1948-04-16 to 2000-09-17
Freshness
2026-03-05 23:23:55.145095
Geography
Arctic Ocean and other Sea areas.
License terms are unspecified; users should verify permissions with NOAA NCEI. The dataset title references NCEI Accession 0000918, which may be the canonical identifier.