Likewise, shallow‐water invertebrates living in the thermally stable subtidal ... We use the common tropical sea urchin Lytechinus variegatus to study how ..... Relationship between culturing temperature and larval survival ...
The higher the water clarity, the lower/or negligible is the number of urchin found in that particular water body.
It is so because sea urchins prefer to stay in water bodies with proximity to rock pools and mud. Most commonly they are found on coral reefs of kelp forest or sea grass bed. They prefer to stay in habitat which can provide them food such as algae, sea weed, sea grass etc.
This seems to be the best answer: C. The data does not take into account underground growth and the actual area of fungus spread may be larger, so the original conclusion of the experiment is not accurate.
