这些创伤性弧菌在夏季繁殖，极具致命性，每年都有一半左右的感染者死亡。
These "flesh-eating" bacteria proliferate in warm months and are especially deadly; they kill half of the thirty or so people who develop infections from it each year.
自上世纪七十年代进行立法保护以来，不列颠哥伦比亚省及其邻近海域中的斯特勒海狮数量翻了两番，在夏季繁殖期甚至会多达30000只。
Since gaining legal protection in the 1970s, Steller sea lions in British Columbian and neighboring waters have tripled in population to about 30, 000 during the summer breeding season.
同样，每年夏季来到这个海岛繁殖哺育后代的南象海豹的数量也多达数十万。
Likewise, hundreds of thousands of southern elephant seals come to the island each summer to breed and to rear their young.
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