Upper Newport Bay ditch, Newport Beach, Orange County, CA. 3/8/1985. © Peter J. Bryant.

Water flea

Daphnia pulex

Cladocera: Daphniidae

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Upper Newport Bay ditch, Newport Beach, Orange County, CA. 3/8/1985. © Peter J. Bryant.


Upper Newport Bay ditch, Newport Beach, Orange County, CA. 3/8/1985. © Peter J. Bryant.


Lake One, Laguna Wilderness Park, Laguna Beach, Orange County, CA. 5/10/2017. © Megan Updegrove
Lake One, Laguna Wilderness Park, Laguna Beach, Orange County, CA. 5/10/2017. © Megan Updegrove