This resource from the Australian Institute of Marine Science is an online field guide to the mangroves of Queensland, Australia. The online guide features several dozen species accounts offering distinguishing characteristics, color photographs, and contextual information (e.g., habitat type, flowering and fruiting phenology).

Florida Plants Online provides this resource on mangroves, featuring brief annotations and links to dozens of mangrove-related pages. Although the pages described at Florida Plants Online vary in depth and quality, many are worthwhile.