Chthamalus and Balanus Belong to the Same Trophic Level

question 20

Multiple Choice

Chthamalus and Balanus belong to the same trophic level. Based on this information and their distributions in the low tide zone in Connell's experiment, what is the best way to represent the interaction between the two species?

• A) +/+
• B) -/+
• C) -/-
• D) +/0

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