Fig. 4. Two large tuuhiikaan. The left tuuhiikan is 115 to 150 meters wide and 250 to 300 meters long. The right tuuhiikan is 130 to 230 meters wide and 300 meters long. They were first cut in the early 1980s and were last maintained (re-cut) in 2003 and 2006, respectively.

Fig. 4