Hawaii and the Pacific Islands - U.S. Army Corps of Engineers

ERDC/EL TR-12-5vIndicator D1: Stunted or stressed plants ...................................................................... 86Indicator D2: Geomorphic position ............................................................................... 87Indicator D3: Shallow aquitard ...................................................................................... 88Indicator D5: FAC-neutral test ....................................................................................... 895 Difficult Wetland Situations in the Hawai‘i and Pacific Islands Region ................................ 91Introduction ............................................................................................................................ 91Lands used for agriculture ..................................................................................................... 92Problematic hydrophytic vegetation ...................................................................................... 95Description of the problem ........................................................................................................ 95Procedure ................................................................................................................................... 95Problematic hydric soils ....................................................................................................... 100Description of the problem ...................................................................................................... 100Soils with faint or no indicators ................................................................................... 100Soils with relict or induced hydric soil indicators ....................................................... 102Procedure ................................................................................................................................. 104Wetlands that periodically lack indicators of wetland hydrology ....................................... 107Description of the problem ...................................................................................................... 107Procedure ................................................................................................................................. 108Wetland/non-wetland mosaics ............................................................................................ 113Description of the problem ...................................................................................................... 113Procedure ................................................................................................................................. 114References ......................................................................................................................................... 116Appendix A: Glossary ........................................................................................................................ 120Appendix B: Point-Intercept Sampling Procedure for Determining HydrophyticVegetation .................................................................................................................................. 126Appendix C: Data Form .................................................................................................................... 128Report Documentation Page