For all the fish that are in the sea, the herring is the fish for me! These are the words of a song my mother used to sing, and the whole family would join in the chorus. But how many fish are in the sea? Estimates of the numbers of fish in the oceans vary, of course. How could it be an exact measure? One figure given by scientists places the number of fish in the ocean at 3,500,000,000,000. That is a lot of fish? So, what about 'the fish for me', the herring? Archaeologists counting herring bones along North America's west coast recently found evidence that herring that had been abundant for thousands of years. Like so many, they are in decline due to overfishing. Herring collapse has signifcant knock-on effects both for humans and for ecological balance. Over time, there have been serveral periodic collapses. Sometimes the recovery has been slow. Herring is the fish for me could be a standard for seabirds, With loss of fish such as herring, the seabird populat
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