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Giving carp the clap

A possible scheme for ridding our waterways of their most destructive invader.

Privatizing ocean fisheries

I haven’t posted for a while on fishery issues. Such concerns occupied a fair amount of my research time in the early 1980s. This article in The Economist makes the case for imposing individual transferable quotas on ocean fish stocks. 121 of the ocean’s fisheries operated under ITQ’s are much healthier than those not managed […]

Tuna sushi, tinned tuna & fish oils

I like sushi and am a particular fan of bluefin tuna.

An admittedly non-random sample in New York suggests that 25% of this stuff is contaminated with dangerous levels of the extremely toxic liquid metal, mercury. Apparently the red tuna sushi I enjoy most should not be consumed more than once every 3 weeks.



Overfishing comes and goes in the press as a global catastrophe. We should make sure it sticks around since this global problem steadily worsens. This NYT editorial points out that illegal fishing is irreversibly destroying many of the world’s fisheries.

The Europeans have wiped out their local fisheries and are now destroying those of Africa. […]