July 30, 2014ALGAE COVERING MONTEREY BEACHES- 07-29-14 17:00 SG Local News by ksadmin A LARGE AMOUNT OF ALGAE COVERED BEACHES FROM SEASIDE TO MONTEREY TODAY (TUES). THE GREEN SEAWEED CALLED ULVA HAS WASHED ASHORE, BLANKETING THE SAND. MARINE BIOLOGISTS SAY HOT WEATHER AND INTENSE SUNLIGHT MAY HAVE CAUSED THE UNUSUALLY LARGE BLOOM.