What producers live in Antarctica?

Answer 1

There are no producers in any food chain on the Antarctic continent, because it's too cold there for any food chain to grow.

However, the Southern Ocean that surrounds the continent is the most productive food chain on earth in terms of the amount of protein produced there. The base of that productive, sea food chain is the Antarctic Krill -- Euphausia superba.

The main producer in Antarctica is phytoplankton

Answer 2

There are no food chain producers on the Antarctic continent. The base of the Southern Ocean's food chain -- the ocean surrounds the Antarctic continent -- are krill.