Before COVID-19 was unleashed on humanity, I’m not sure if I’d ever heard of the term, “herd immunity.” Now, I know it’s the layman’s term for the phenomenon that occurs when a significant portion of a population has been exposed to (and survived) diseases caused by pathogenic germs and viruses.
Fortunately, herd immunity is real in fish and wildlife populations. Perhaps in fish it should be called “school immunity.”
This content is restricted to subscribers of OutdoorNews.com. If you are already an OutdoorNews.com subscriber, you can log in here. If you are not and would like to read this and all the other great content OutdoorNews.com has to offer, click here.