Population Demographics for St Joseph, Minnesota in 2016 and 2015.
Princeton's WordNet(0.00 / 0 votes)Rate this definition: 1  spawn(verb) the mass of eggs deposited by fish or amphibians or molluscs. 2  engender, breed, spawn(verb) call forth. 3  spawn(verb) lay spawn. The salmon swims upstream to spawn.
The spawning ritual involves the male selecting a spawning cavity, then attracting and inducing a female to spawn. The female is then chased from the cavity, and the male tenaciously guards the developing eggs. The eggs hatch in 5 to 10 days, depending on water temperature. Do the males feed while guarding the clutch?