1.   Analysis of their body fluids and the anchovies they had eaten showed all the signs of poisoning by high levels of domoic acid.

2.   So it was not surprising, perhaps, that domoic acid produced by the algae was found to be the cause.

3.   Silver said the toxin, called domoic acid, has not yet been linked to any whale deaths, but she said scientists are tracking the problem.

4.   The majority have responded to treatment, including medicine for seizures believed brought on by the toxin, called domoic acid.

5.   The sea lion deaths tied to domoic acid two years ago were the first known fatalities from the substance among marine mammals, the newspaper said.

6.   This time, scientists suspect a toxin called domoic acid may be the culprit.

7.   Tissue samples were to be sent to a laboratory for further analysis to determine whether domoic acid is the cause.