Figure 3. The relationship between the test diameter of Stomopneustes variolaris and the number of shrimps, Athanas dorsalis associated with sea urchin

From

Symbiotic Association between Athanas dorsalis (Alpheidae) and Stomopneustes variolaris (Echinoidea) from Visakhapatnam Coast, India

Archana Ayyagari, Ramesh Babu Kondamudi

American Journal of Marine Science. 2014, 2(3), 47-50