Communities that are formed in the marine ecosystem on foreign bodies are called biofouling community.
It is common that sometimes, strange bodies are introduced into the marine ecosystem and this may lead to the budding new communities.
When a foreign body such as in this case, the sunken ship begins to host a new community of organisms, the new community is called a biofouling community.
Learn more about a biofouling community: https://brainly.com/question/14435438