Mutualism is a symbiotic relationship in which both organisms benefit from the association.

Clownfish and sea anemones have a mutualistic relationship, where the clownfish protects the sea anemone from predators, and the sea anemone provides the clownfish with shelter and protection from predators.

Commensalism is a symbiotic relationship in which one organism benefits from the association while the other is unaffected.

Remoras and sharks have a commensalistic relationship, where the remoras attach themselves to the shark's body and feed on scraps of food left behind by the shark.

Parasitism is a symbiotic relationship in which one organism benefits from the association while the other is harmed.

Sea lice and salmon have a parasitic relationship, where the sea lice attach themselves to the salmon's body and feed on its blood and mucus.

Amensalism is a symbiotic relationship in which one organism inhibits the growth or survival of another organism.

Red tide is a harmful algal bloom that can produce toxins that can kill marine life.

Symbiosis is a term used to describe a symbiotic relationship between two organisms that live in close physical association with each other.

Clownfish and sea anemones have a symbiotic relationship, where the clownfish lives in the sea anemone's tentacles and the sea anemone provides the clownfish with protection from predators.

Mutualism is a symbiotic relationship between two organisms that live in close physical association with each other and are mutually dependent on each other for survival.

Clownfish and sea anemones have a mutualistic relationship, where the clownfish protects the sea anemone from predators, and the sea anemone provides the clownfish with shelter and protection from predators.

Commensalism is a symbiotic relationship between two organisms that live in close physical association with each other and one organism benefits from the association while the other is unaffected.

Mistletoe and oak trees have a commensalistic relationship, where the mistletoe grows on the oak tree and benefits from the oak tree's nutrients and support, while the oak tree is unaffected.

Parasitism is a symbiotic relationship between two organisms that live in close physical association with each other and one organism benefits from the association while the other is harmed.

Tapeworms and humans have a parasitic relationship, where the tapeworm lives in the human's intestine and benefits from the human's nutrients, while the human is harmed by the tapeworm.