Ecosystem adjectives are listed in this post. Each word below can often be found in front of the noun ecosystem in the same sentence. This reference page can help answer the question what are some adjectives commonly used for describing ECOSYSTEM.
aquatic, balanced, coastal, complex, delicate, different
diverse, entire, forest, fragile, global, healthy
important, key, larger, local, major, marine
natural, new, ocean, other, overall, own
particular, rich, same, specific, stable, terrestrial
unique, wetland, whole
Hope this word list had the adjective used with ecosystem you were looking for. Additional describing words / adjectives that describe / adjectives of various nouns can be found in the other pages on this website.