Round 1: Tossup 5

A system named for these animals in Utrecht functions by giving users the ability to press a doorbell when they are present. (15[1])Migration of these animals is termed anadromous or catadromous. (15[1])At Brewarrina, Aboriginal Australians built a set of prehistoric “traps” for these animals that were damaged by a weir in the 1970s. UNCLOS established EEZs to resolve conflicts (15[1])over these animals between the (*) UK and Iceland. (10[4])Raceways (10[2])and circular cages (10[1])are used to farm these animals. Ladders designed for these animals allow them to (10[1])bypass dams (10[1])when migrating. (10[1])For (10[1])10 points, name these animals that travel in schools to lay eggs, such (10[1])as mackerel. ■END■ (10[1])

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