Drone photogrammetry shows calves make up about 9% of Hawaiʻi Island spinner dolphins — well under the 17% expected for a stable population and prompting calls for time‑area closures.

Hanauma Bay will close Aug. 3 611, 2026 while the city replaces a 35yearold sewer system serving beach and parking facilities. A second brief shutdown is expected in early 2027.

Lifeguards posted "Shark Sighted" signs at Haleiwa Alii Beach Park after a roughly 12‑foot tiger shark was seen near the jetty; the city issued an HNL Alert. Officials urge people to notify Ocean Safety or call 911 for sightings.