Bob Iversen

Bob Iversen is a retired Hawaii fishery biologist who spent 40 years studying tuna and other fish in the tropical Pacific Ocean. He is a former officer in the US Navy, and initiated the “mental health of seafarers” movement that has now taken off worldwide.

Author: Bob Iversen

Bob Iversen is a retired Hawaii fishery biologist who spent 40 years studying tuna and other fish in the tropical Pacific Ocean. He is a former officer in the US Navy, and initiated the “mental health of seafarers” movement that has now taken off worldwide.

The year 1957 was a big one for scientists all over the world. It also almost cost me my life. Nineteen hundred and fifty-seven marked the beginning of the International ..

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A white dot. That’s what it was. First very faint, then getting bigger and bigger. I was astonished at what it turned out to be – the white nose of a shark about two ..

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This all started in 1959 when a twenty-six-year-old who was studying for his PhD in archaeology at the University of Pennsylvania was asked if he would like to direct the ..

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This story has two sharks involved, a real one, an oceanic whitetip (Carcharinus longimanus), sometimes called the shipwreck shark, and which are quite large, and somethi ..

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This episode started off with an atomic bang and ended in a whisper. But before the atomic explosion occurred, our fisheries research vessel Charles H. Gilbert had some u ..

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My hypothesis (theory) on how sperm whales locate giant squid is that, in addition to using their biosonar, sperm whales locate giant squid by listening for sounds made b ..

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