What are the different typpes of relations between epibiont and basibiont?

Commensalism: (+/0) good for one the other one doesnt care. Mutualism: (+/+) eg anomone growing on crab benifits crab with food and gives anemone protection. Antagonism: (+/-) for instance predation or herbivory - consumption competition: (-/-) eg for trophical niche/food barnecles on mussle