August 2023

San Francisco Industry Report: August 2023

During August 2023, we saw 218 large vessels transit 19,337 nautical miles in the voluntary vessel speed reduction zone in the San Francisco Bay. The Whale Presence Indicator was “High” or “Very High” for 31 days during that time.


Top 10 Operators

The 10 operators with the most nautical miles transited during August 2023. Grade indicates the percentage of total transit distance that was at or below the 10 knot voluntary speed recommendation put in place to protect endangered whales.

Operator Distance (nm) Grade
MSC Mediterranean Shipping Co 1,381 nm A (92.1%)
Ocean Network Express Pte Ltd 1,191 nm A (86.3%)
CMA CGM SA The French Line 1,103 nm A (93.1%)
Yang Ming Marine Transport 950 nm A (82.8%)
CSL Americas 875 nm A (87.0%)
Chevron Shipping Co LLC 868 nm B (62.9%)
Evergreen Marine Corp 864 nm B (69.4%)
NYK Line 705 nm B (79.7%)
Maersk A/S 691 nm A (88.7%)
Hyundai Glovis Co Ltd 646 nm C (55.9%)

Voluntary Vessel Speed Reduction Zone

The Voluntary Speed Restriction is currently:


For more information, see NOAA’s Vessel Speed Reduction Guidelines.

What is Whale Safe?

For more information, visit the Whale Safe website.