Water Hyacinth Eichhornia crassipes (Mart.) Solms-Laubach Dynamics and Succession in the Nyanza Gulf of Lake Victoria (East Africa): Implications for Water Quality and Biodiversity Conservation

Table 2

An inventory of the macrophyte vegetation and the proportions (%) observed at the sampled sites.

Station	Vegetation	Proportion (%)
Dunga beach	Hippo grass Vossia cuspidata (Roxb.) Griff.	98
	Water hyacinth Eichhornia crassipes (Mart.) Solms-Laubach	1.5
	Nile cabbage/water lettuce Pistia stratiotes L.	0.5
Kibos	Water hyacinth Eichhornia crassipes	50
	Hippo grass Vossia cuspidata	50
Sondu Miriu at interface zone	Water hyacinth Eichhornia crassipes	50
	Hippo grass, Vossia cuspidata	50
Homa Bay at Samunyi—A	Water hyacinth, Eichhornia crassipes	90
	Swamp cabbage/water spinach Ipomoea aquatica var. aquatica Forsk.	8
	Enydra fluctuans Lour.	1.5
	Hippo grass Vossia cuspidata	0.5
Homa Bay at Samunyi—B	Water hyacinth Eichhornia crassipes	90
	Swamp cabbage/water spinach Ipomoea aquatica var. aquatica	2
	Enydra fluctuans Lour.	8
Homa Bay at Samunyi—C	Water hyacinth Eichhornia crassipes	60
	Hippo grass Vossia cuspidata	30
	Enydra fluctuans Lour.	8
	Swamp cabbage/water spinach Ipomoea aquatica var. aquatica	2
Homa Bay (Floating mat)	Hippo grass Vossia cuspidata	85
	Water hyacinth Eichhornia crassipes	10
	Enydra fluctuans	2
	Swamp cabbage/water spinach Ipomoea aquatica var. aquatica	1
	Common papyrus Cyperus papyrus L.	1
	Ambach tree Aeschyonomene elaphroxylon (Guill. and Perr.) Taub.	1
Homa Bay offshore (floating mat)	Water hyacinth Eichhornia crassipes	99
	Swamp cabbage/water spinach Ipomoea aquatica var. aquatica	1
Oluch river mouth	Hippo grass Vossia cuspidata	99
	Water hyacinth Eichhornia crassipes	1
Lwanda Gembe—A	Water hyacinth Eichhornia crassipes Ipomoea aquatica var. aquatic	95
	Swamp cabbage/water spinach	1
	Commelinaceae	2
	Enydra fluctuans	2
Lwanda Gembe—B	Unidentified macrophyte—B	90
	Water hyacinth Eichhornia crassipes	5
	Polygonum setosulum Meisn.	5
Lwanda Gembe—C	Water hyacinth Eichhornia crassipes	80
	Enydra fluctuans	15
	Unidentified macrophyte—B	4
	Polygonum setosulum	1
Lwanda Gembe—D	Water hyacinth Eichhornia crassipes	90
	Hippo grass Vossia cuspidata	5
	Enydra fluctuans	5
Asembo Bay—A	Hippo grass Vossia cuspidata	100
Asembo Bay—B	Hippo grass Vossia cuspidata	80
	Swamp cabbage/water spinach Ipomoea aquatica var. aquatica	20
Asembo Bay—C	Hippo grass Vossia cuspidata	80
	Water hyacinth Eichhornia crassipes	20
Asembo Bay—D	Hippo grass Vossia cuspidata	90
	Water hyacinth Eichhornia crassipes	9
	Swamp cabbage/water spinach Ipomoea aquatica var. aquatica	1
Asembo Bay—E	Water hyacinth Eichhornia crassipes	50
	Hippo grass Vossia cuspidata	20
	Water fern, Water velvet Azolla pinnata	15
	Enydra fluctuans	14
	Duckweed Lemna sp.	1
Asembo Bay	Water hyacinth Eichhornia crassipes	90
	Hippo grass Vossia cuspidata	10