Table 1 The coordinates and characteristics and site description of the sampled location

Site A

004° 32′ 32.1″ E

07° 30′ 59.6″ N

The water was brown in colour with dendritic drainage pattern and depth ranging from 30 to 60 cm (dry season) and 60 to 70 cm (wet season). The major activity around this site was fish farming and arable crop production

Site B

004° 31′ 55.5″ E

07° 31′ 05.6″ N

The drainage pattern was angular with water depth ranging from 20 to 30 cm (dry season) and 37 to 39 cm (wet season). The major activity going on around this site was farming with banana plantation being dominant

Site C

004° 31′ 33.2″ E

07° 30′ 55.1″ N

The drainage pattern was angular with water depth ranging from 2 to 8 cm (dry season) and 10 to 20 cm (wet season). The major crop of cultivation was cocoa

Site D

004° 31′ 42.1″ E

07° 30′ 40.9″ N

Wet, spongy, poorly drained peaty soil, dominated by bog and fern. The water at this site was exclusively from rainfall with water depth ranging from 1 to 4 cm (dry season) and 3 to 10 cm (wet season)

Site E

004° 31′ 38.5″ E

07° 30′ 28.9″ N

The drainage pattern was dendritic with water depth ranging from 20 to 30 cm (dry season) and 37 to 39 cm (wet season). The major activity around the wetland was palm oil processing

Site F

004° 31′ 32.8″ E

07° 30′ 10.0″ N

Open water having sedges as dominant vegetation. The drainage pattern is angular and the major source of water was the reservoir. The water depth ranged between 13 and 25 cm (dry season) and 20 and 60 cm (wet season). Animals observed in this site were frogs, snakes, cattle egrets, crabs and the major activity around the dam site was fish farming