rick, barboza, holds, gives, lesson, in, puohala, marsh, waipahu, during, field, trip, th-grade, biology, students, from, high, school, yesterday, separated, into, four, groups, lessons, water, sampling, native, plant, identification, soil, education, bird, with, hui, ku, maoli, ola, nursery, well, versed, plants, he, holding, pickleweed, invasive, species, shows, samples, taken, sophomores, jessica, cadelina, left, desiree, faaiu, right, collect, sophomore, dylan, tolentino, leaf, tree, turned, out, to, be, mangrove, fast-spreading, non-native, woody, gather, around, gil, costam, o, ahu, resource, conservation, development, as, explains, how, animal, interact, wet, shallows, iwalani, sato, honolulu, department, environmental, services, storm, division, thermometer, checking, temperatures, water-sampling, tests, lan, delino, libuc, mary, ramos, use, field-testing, device, measure, ph, value, alkalinity, acidity, kapakahi, stream, immersed, sample, its, student, anthony, agustin, uses, contaminants, contaminant, readings