Bythotrephes longimanus (Spiny Waterflea) is a species of arthropods in the family Cercopagidae. They are associated with freshwater habitat. They are native to Lake Constance, Germany, Belgium, Norway, The Netherlands, Russia, Switzerland, Poland, Italy, Austria, and United Kingdom. They are predators. Individuals can grow to 9 mm. They rely on drag powered swimming to move around.
EOL has data for 15 attributes, including: