Effects of aquaculture on the shallow lake aquatic ecological environment of Lake Datong, China

Environmental Sciences Europe

Table 4 Succession of macrophytes in Lake Datong

Years	Number of species	Coverage rate	Distribution location	Biomass (wet weight)	Dominant species	References
1960 Winter		30%	Southern part	1400–1760 g/m²	Potamogeton wrightii Morong, Myriophyllum spicatum Linn, Vallisneria natans, Hydrilla verticillata	[53]
1982	More than 50 species			2332.1 g/m²	Vallisneria natans	[62]
1997	19 family, 41 genus, 86 species	16.09%				[54]
2000	26 family, 39 genus, 56 species	10.60%	West part	1946.6 g/m²		[63]
2011–2012	24 genus, 24 species	5%	West part		Vallisneria denseserrulata, Potamogeton crispus, Trapa bispinosa	[58]
2011 Summer	24 genus, 24 species	5%				[57]
2019 Summer	6 family, 6 genus, 7 species	30–40%	West part and river–lake confluences	20 g/m²	Ceratophyllum demersum, Vallisneria natans, Trapa bispinosa, Hydrilla verticillate, Myriophyllum verticillatum, Nelumbo nucifera	–