SUMMARY: This is the first version of a CD-ROM on marine lignicolous fungi. The CD-ROM contains a taxonomic database. The fungi included in the CD-ROM were collected from mangroves. A total of 80 species are covered. All images were electronically captured and processed. The CD provides Original microscope images and camera lucida sketches; Easy-to-use menus, edited in HTML format Interactive keys linked to descriptions and images of fungi