March 25, 2025 — Ask any fisher who has worked Guam’s nearshore reefs for more than a decade, and they’ll tell you the hauls are not what they used to be. The trips run longer. The big fish are scarcer. The catches come back smaller.
Now the numbers back them up.
Researchers Peter Houk and Brett Taylor of the University of Guam Marine Laboratory presented their findings last week at the 159th meeting of the Scientific and Statistical Committee of the Western Pacific Regional Fishery Management Council in Honolulu, putting hard data behind what island fishers have long suspected and driving some of the most sweeping proposed changes to Guam’s fisheries management in recent memory.
The two scientists merged nine different data sets spanning decades, including government creel surveys, university research, marine protected area monitoring and fishery-independent visual surveys. Rather than pit those sources against each other, as has historically happened when agencies and researchers disagreed on fish population trends, they combined them into what they called a consensus approach, letting all the data together tell the story.
“About 65% of them suggest a decline may have been occurring in one stock or another,” Houk told the committee. “Yet, despite that, over the past 15, even 20 years … there’s been management inaction.”