Tuesday, May 9, 2023

5/9 Lumpsucker, San Juan PFAS, coral reef seaweed, tsunami speed

Pacific Spiny Lumpsucker [NMFS]


Pacific Spiny Lumpsucker Eumicrotremus orbis
Pacific spiny lumpsuckers possess some pretty striking adaptations. Their standout trait is a true evolutionary wonder: What was once a set of pelvic fins has fused to form a large, surprisingly strong sucker disk, giving the orb-shaped fish the ability to anchor itself to rocks, kelp, and eel grass. (California Academy of Science)

Where did high levels of PFAS in San Juan Island water come from?
....Even in a privileged community on an otherwise pristine archipelago, PFAS has leached into the drinking water. A stone’s throw from the Hannah Heights well is the neighborhood’s fire station. Yet the source of the pollution remains elusive with a state investigation pending. The fire chief and current and former fire commissioners say the station — in the past two decades — never purchased, trained with or used firefighting foams containing PFAS.  Isabella Breda
and Manuel Villa report. (Seattle Times)

Seaweed invasions of coral reefs not necessarily bad, B.C. researchers find
Seaweed invasions have been used as a yardstick for measuring coral reef health, but a new study led by B.C. researchers has found the slimy macroalgae isn't all bad news. Stefan Labbé reports. (Times Colonist)

Tsunami could hit west Vancouver Island in under half hour
New models of the speed and magnitude of a tsunami in the event of a major earthquake show coastal communities on northwest Vancouver Island could be inundated in less than half an hour, while the coastal portion of Metro Vancouver could see a huge wave an hour or two after the quake. Joseph Ruttle reports. (Vancouver Sun)

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Now, your tug weather--
West Entrance U.S. Waters Strait Of Juan De Fuca-  235 AM PDT Tue May 9 2023   TODAY  W wind to 10 kt becoming NW 10 to 20 kt in the  afternoon. Wind waves 1 ft or less building to 1 to 3 ft in the  afternoon. W swell 4 ft at 11 seconds. 
TONIGHT
 W wind 10 to 20 kt easing to 10 kt after midnight.  Wind waves 1 to 3 ft subsiding to 1 ft or less after midnight. W  swell 3 ft at 10 seconds.

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