#nocturnal-marine-life

2 articles

Black Croaker (Cheilotrema saturnum): The Night Drummer of the Kelp Bed

The black croaker drums after dark in Southern California's kelp beds. How to identify Cheilotrema saturnum, where to find it, and why it sings.

Dr. Mara Ellison · September 26, 2026

Two divers' torch beams cutting through dark water inside a towering night-time kelp forest

Explore10 min read

Night Diving in Kelp: A Guide to the Forest After Dark

Kelp forests transform after dark. A night diving guide: lights and light discipline, night planning, the nocturnal shift change, and calming the mind in the dark.

Tom Okafor · September 26, 2026

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