2019-05-102019-05-101986NAGA 9 (2): 21https://hdl.handle.net/20.500.12348/3401A literature review indicated that artificial reefs seemed promising as refuges for fauna and to increase fish productivity. The author studied this alternative and after several months of preparatory arrangements a small reef was built between June and April 1984 at a depth of 10 m using approximately 400 scrap tires on the eastern shore of the Gulf of Nicoya, Costa Rica.application/pdfCC BY 4.0Journal Article