[MMusson]

Hundreds of thousands of whales used to swim the seas, fertilizing the oceans with iron rich whale poop.

They are gone now. We need to be fertilizing the waters with powdered iron. The one time it was tried in Washington State, the result was a record Salmon run.

[PIF]

Hundreds of thousands of whales used to swim the seas

We need to be fertilizing the waters with powdered iron. The one time it was tried in Washington State, the result was a record Salmon run.

—
Are you certain that was not in one of the 4 year cycles for whatever species of salmon you are crowing about?

As for the Whales here’s where they went:
Soviet whaling: The Most Senseless Environmental Waste of the 20th Century
Pacific Standard ^ | November 12, 2013 | Charles Homans

https://psmag.com/social-justice/the-senseless-environment-crime-of-the-20th-century-russia-whaling-67774