![]() ![]() However, with any flying insect, certainty about the extent of an infestation can be challenging. While coconuts are the preferred host, the beetles can live on other palms, banana trees, sugar cane, agave, even ironwood and taro.īased on current surveys, the infestation on Oahu seems limited, with all known sites under active control. The adults hatch at night, flying a few hundred feet to a nearby tree. Larvae mature through several stages over the next two to three months and finally form a cocoon, where they become adult beetles. They lack any marking on the underside of their mouth. These brown-headed larvae with bluish-grey tail tints feel squishy and crawl on their sides. Even the larvae reach an impressive size – from 2 inches to just over 4 inches long. An adult female beetle lays 70 to 140 eggs in its lifetime, depositing the eggs in mulch heaps or soft logs where they hatch into large whitish larvae. The population of these giant beetles grows quickly. ![]() ![]() Over time, the mature trees are not replaced. Mature coconut trees can typically withstand feeding damage but plants under 3 years old often die. These monstrous beetles bore into the crowns of healthy palms, biting through unopened leaves and then feed on the sap produced by the injured plant. Notable as they are in appearance, these beetles spend most of their adult stage out of sight, high in the tops of coconut trees. However, it’s not known how the beetle arrived in Hawaii nor where it came from. If any questions arise related to the accuracy of the information contained in translated text, refer to the English version on this website, it is the official version.When coconut rhinoceros beetles were detected in Guam in 2007, Hawaii officials grew concerned that the pest would make its way here, given the regular exchange of goods between the islands. The official text of content on this site is the English version found on this website.Users are advised to use MS Edge, Safari, Chrome, or Firefox browser to take full advantage of the Google Translate feature. IE users: Please note that Google Translate may not render correctly when using Internet Explorer.Any individuals or parties that use Commander, Navy Region Hawaii, content in translated form, whether by Google Translate or by any other translation services, do so at their own risk. All site visitors may choose to use similar tools for their translation needs.Commander, Navy Region Hawaii, does not directly endorse Google Translate or imply that it is the only language translation solution available to users.Some items cannot be translated, including but not limited to image buttons, drop down menus, graphics, photos, or portable document formats (pdfs).Commander, Navy Region Hawaii, does not warrant the accuracy, reliability, or timeliness of any information translated.This service is meant solely for the assistance of limited English-speaking users of the website.The automated translations should not be considered exact and should be used only as an approximation of the original English language content.Commander, Navy Region Hawaii, has no control over the features, functions, or performance of the Google Translate service.Google Translate, a third party service provided by Google, performs all translations directly and dynamically. ![]()
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