'Substrata' is the general name for the stuff placed at/on the bottom/base of a pond for plants to grow in.
A more simple word can be Bed. River bed, ocean bed, etc. means the bottom of/ near the bottom of the river, ocean, etc.
The clay pipe was broken cleanly in half. There was a layer of clay at the bottom of the pond.
The area of Great Sandy Bottom Pond is 441,107.3500416 square meters.
The word pond has one syllable.
At the bottom of a pond, you will typically find sediment, mud, rocks, plants, and sometimes small organisms such as insects or microorganisms. The specific composition can vary depending on the location and environmental conditions of the pond.
étang = pond
rocks
whats at the bottom of a pond is mostly plants, fish waste, and water snakes.
In a word, ballast. They use the stones to help them sink to the bottom of the river, pond, or wherever they are living.
Fishes swam merrily under the surface of the pond.
No, "head pond" is not a word it is two words.
This is a simile because it uses like, and a simile must use like or as in a comparison.
Clay and loam are both commonly placed on the bottom of ponds.