Researchers cautiously optimistic about increase in young herring

A new study hints that the herring population in Prince William Sound could be on the rise. In the early 1990s, the numbers of herring declined drastically, destroying a healthy fishery. The reason for that crash has never been confirmed, though the Exxon Valdez oil spill is considered a contributing factor. Since then, the herring … Read more

Electric current can find damage in underground liners

A new Council report shows how electricity can be used to “see” damage in the asphalt liners that are intended to contain oil in case of a spill at the Valdez Marine Terminal. The terminal’s vast crude oil storage tanks are surrounded by a secondary containment system. This system consists of huge containment cells (two … Read more

Plankton change with the seasons in Prince William Sound

In this photo, a Council staff member holds a sample, which is green due to the tiny plants, or phytoplankton, in the sample.
Staff member Joe Lally holds a sample collected during the spring phytoplankton bloom.

A new Council study will help improve monitoring for invasive species, such as tunicates, that live on the sea floor or hard surfaces.

Researchers collected samples of zooplankton and used an identification technique called DNA metabarcoding. This technique allows researchers to identify multiple species from the same sample.

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Cleaning up a big oil spill

A large spill would require equipment brought in from other regions. The Council recently sponsored a study on the availability of equipment on short notice.

The oil industry in Prince William Sound has one of the best-equipped spill prevention and response systems in the world. However, if a big spill were to occur, more equipment would still be needed.

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