Between 1991 and 2003, tiger signs were reported from early-succession vegetation fields, agricultural areas outside forests in Kelantan, Terengganu, Pahang, and Johor, and many riparian habitats outside forests in Pahang, Perak, Kelantan, Terengganu, and Johor. Most of the major rivers that drain into the South China Sea had some evidence of tigers, whereas those draining into the Strait of Malacca in the west did not. The total potential tiger habitat was , which comprised of confirmed tiger habitat, of expected tiger habitat and of possible tiger habitat. All the protected areas greater than in size had tigers.