Sea Lettuce (Ulva lactuca) - Edible Marine Algae Guide #1946762 (License: Personal Use)

This macro shot captures Ulva lactuca, commonly known as sea lettuce, a bright green marine macroalga with thin, sheet-like, ruffled thalli. Its semi-transparent structure reveals internal chloroplasts and fine venation, often found clinging to intertidal rocks or floating in shallow waters. Rich in protein, iron, and iodine, it’s harvested for human consumption and used in sustainable aquaculture.

Used on educational, culinary, or marine biology web pages; ideal for articles about edible seaweeds, coastal ecology, or sustainable food sources. Matches user intent for identifying, sourcing, or preparing sea lettuce.