The 6.6 million pounds (2,993 metric tons) of shrimp landed in the US Gulf of Mexico in May was the second-lowest for that month since 2002 and half of the prior 19-year historical average for May, which is 13.3m lbs, the Southern Shrimp Alliance (SSA) reports, based on data released by the National Oceanic and Atmospheric Administration (NOAA). [...]