The scientific benefits of a statewide, standardized, coastal wetland monitoring program in Hawaiʻi
Hawaiʻi’s coastal wetlands support endangered waterbirds, invertebrates, plants, Indigenous food systems and the Hawaiian hoary bat, yet monitoring remains fragmented across agencies using inconsistent methods. This viewpoint outlines the scientific need for a statewide, standardized coastal wetland monitoring program with a centralized database. Such a system would improve tracking of restoration progress, conservation‑reliant species, avian botulism outbreaks, coastal salinization and climate‑driven change. Integrating long‑term monitoring with targeted research would fill key knowledge gaps on wetland types, functions, values and biodiversity. Ultimately, coordinated monitoring would strengthen landscape‑scale restoration and adaptive management under accelerating sea‑level rise and climate change.
Subject Tags
- Wetlands
- Coastal
- Biodiversity
Abstract
In this viewpoint, we provide a scientific justification for a statewide, standardized, coastal wetland monitoring program for Hawaiʻi, USA. Hawaiian coastal wetlands provide important habitat for endangered waterbirds, invertebrates, plants and the Hawaiian hoary bat (ʻōpeʻapeʻa; Lasiurus semotus) as well as support Indigenous food systems. Currently, numerous agencies and groups in Hawaiʻi collect data on coastal wetlands, but information is not typically shared and methods are not standardized. A statewide, standardized, coastal wetland monitoring program with a centralized database would allow managers to keep better track of progress toward restoration goals, population changes of conservation-reliant species, outbreaks and impacts of avian botulism, rates of coastal salinization and many other critical issues across space and time. Monitoring combined with targeted research could fill critical knowledge gaps about the types, functions, values and biodiversity of Hawaiian coastal wetlands. Ultimately, the improved knowledge gained from long-term coastal wetland monitoring could inform landscape-scale restoration actions and adaptive management of coastal wetlands under sea-level rise and climate change.
Citation
Drexler, J. Z., Raine, H., Harrington, C. L., Winter, K. B., Fraiola, K., Browning, J., ... & Wolfe, B. (2025). The Scientific Benefits of a Statewide, Standardized, Coastal Wetland Monitoring Program in Hawaiʻi. Ecology and Evolution, 15(4), e71293. https://doi.org/10.1002/ece3.71293
TNC Authors
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Kim Falinski
Lead Water Scientist, Hawaii
The Nature Conservancy
Email: kim.falinski@tnc.org