Distribution of Major and Trace Elements in a Tropical Hydroelectric Reservoir in Sarawak, Malaysia

Table 1

Summary of species of macroalgae, aquatic plant, and fish samples.

Fish (total length (cm))	Description	Algae/aquatic plants	Description
Barbonymus  schwanenfeldii (33.4 cm)	It is largely herbivorous, consuming aquatic macrophytes and submerged plants as well as algae.	Enteromorpha sp.	Found at ST1. It is commonly known as macroalgae.
Hampala  macrolepidota (19.0 cm)	It is a migratory species where the diet consists mainly of aquatic insects.	Polygonum sp.	Found at ST6. It is a type of floating aquatic plant.
Cyclocheilichthys  apogon (17.7 cm)	It is a carnivorous species consuming mainly small fish and aquatic insects.	Fimbristylis globulosa	Found at ST7. It is an emergent aquatic plant.
Hemibagrus  planiceps (21.4 cm)	It is probably a predator feeding on crustaceans and smaller fishes.
Barbonymus  collingwoodii (18.6 cm)	It is largely herbivorous, consuming aquatic macrophytes and submerged plants as well as algae.