Linked from
The 13 pages that link to Fish spawning, each with the reason it gives.
AnchovyRelated: Anchovies reproduce by releasing eggs into the water, where currents disperse them.
American shadRelated: Adult shad reproduce by releasing eggs and sperm in freshwater.
Atlantic herringRelated: Herring reproduce by depositing adhesive eggs on seabed surfaces.
WalleyeRelated: Walleye reproduce by spawning, commonly over rocky or gravelly substrates.
European perchRelated: Perch reproduce by laying adhesive egg ribbons in shallow water.
Murray codRelated: Murray cod reproduce by spawning, with adults guarding nests.
BarramundiRelated: Barramundi reproduce by spawning in coastal waters, often near river mouths.
Black bullheadRelated: Black bullheads reproduce by spawning, with males guarding nests and young.
Coastal fishRelated: Spawning sites and seasons determine where coastal populations reproduce.
CoregonusRelated: Coregonus species reproduce in seasonal spawning runs or lake spawning grounds.