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Table 1 Reported events of L. majuscula toxicity in humans.

From: Dermatitis associated with exposure to a marine cyanobacterium during recreational water exposure

Date Location no. cases author time period maximum period days from solstice
1958 Oahu, Hawaii 125 Grauer and Arnold, 1961 July–August   +8–70
1959 Oahu, Hawaii   Grauer and Arnold, 1961 late June–July   +8–39
1960 Oahu, Hawaii   Grauer and Arnold, 1961 late June–July   +8–39
1968 Gushikawa, Okinawa 242 Hashimoto et al., 1976 21 July late afternoon +29
1976 Oahu, Hawaii   Mynderse et al., 1977 September   
1980 Oahu, Hawaii 86 Serdula et al., 1982 13–26 August 18 August +57
1983 Maui, Hawaii 31 Anderson et al., 1988 29–31 July 18:00–22:00 hours +38
1986 Oahu, Hawaii   Izumi and Moore, 1987 summer   
1998 Fraser Island, Australia 21 this study January-Februrary February +47