18 Aplysia punctata. Spawn mass out of water. Brittany, France. Leg. © H. Buttivant.

18 Aplysia punctata. Spawn mass out of water. Brittany, France. Leg. © H. Buttivant.

As A. punctata often mates and spawns in coupled chains of several individuals, the resulting tangled spawn-mass may consist of egg-strings from several animals. A sample mass from the River Yealm had an estimated 135 000 ova (Thompson, 1976).

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