From 70-120 eggs are laid in clusters attached to submerged vegetation.
S. marina depends on submerged vegetation for breeding and shelter.
B. havmolleri hide among stones or submerged vegetation during the day and come out at night to feed.
In their natural habitat, they are almost always found closely associated with submerged vegetation.
Lake Manapouri has a high diversity of submerged vegetation.
Woody debris or submerged vegetation is used to protect egg masses.
When feeding on submerged vegetation, they often immerse their heads entirely underwater.
The fish congregate around submerged aquatic vegetation that provides them with food and shelter.
They often feed on submerged vegetation by wading through shallow water.
If it has little or no shade, it will lay them in the water, usually attached to submerged vegetation.