Species library
Field marks, habits, and camera tips for the wildlife that visits backyard habitats.
Cladophora
Cladophora glomerata
Often called 'Blanket Weed,' Cladophora glomerata is more than just pond scum—it is a vital aquatic ecosystem. This b...
Algae
Sea Lettuce
Ulva rigida
The emerald of the intertidal zone, Sea Lettuce is a vibrant, translucent seaweed that turns rocky shorelines into lu...
Algae
watermelon snow
Chlamydomonas nivalis
Transforming pristine white peaks into shades of rose and crimson, watermelon snow is a microscopic marvel that thriv...
AlgaeNot sure what you saw?
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