Informing and inspiring everyone about California’s underwater world
Spawn that looks like watermelon seeds (whelk <em>Kelletia kelletii</em>). ©2015 TideLines.org
When do eggs not look like eggs? When they are an omelet, of course! Speaking of embryos sold in cartons by the dozen, those of the marine molluscan persuasion come packaged, too, but their egg containers may resemble spaghetti, corn kernels,...
Sea urchins belong under water, not in the sky. They last longer that way, too. (red urchin <em> Mesocentrotus franciscanus</em>). ©2015 TideLines.org
I was terrified recently (I believe it was the fourth of this month) when war broke out. You must have heard the exploding artillery and seen urchin bodies bursting in air. What was the urchin skirmish about? During the warfare I mostly panicked,...
A remarkably rare beach sighting of a deep-water marine hatchetfish (Argyropelecus sladeni), less than 2 inches long. ©www.TideLines.org
Sydney the Golden Seal, a retriever-husky, has logged miles and years of ocean swims. She now writes about the ocean realm for the La Jolla Village News. Read Sydney's column, "Sydney's Ocean Log," here. When not dog paddling or opining, Sydney...
Journey traveled by the R/V Robert Gordon Sproul around California's Channel Islands.
There is no gift shop, no Lido deck, no musical theater entertainment. Just my kind of cruise! I recently joined Chief Scientist Lynn Russell, PhD, an atmospheric scientist at Scripps Institution of Oceanography (SIO), as a Guest Scientist along...
My Mission

To share my knowledge with readers through photographic documentation and writing that blends personal experience, humor, and current science research.