Research Article

Comparing the Performance of Protected and Unprotected Areas in Conserving Freshwater Fish Abundance and Biodiversity in Lake Tanganyika, Tanzania

Table 2

Mean abundance number of individuals (±SE) of fish species sampled in sites within the protected area (MMNP) and unprotected areas (Buhingu and Sibwesa) in Lake Tanganyika, Tanzania, during 2008 gillnet survey.

Fish speciesProtected areaUnprotected areas

Haplotaxodon microlepis9.00 ± 4.605.75 ± 4.42
Limnotilapia dardennii7.75 ± 2.500.75 ± 0.48
Barbus sp.7.75 ± 2.170
Lates angustifrons6.50 ± 1.660
Bathybates hornii6.00 ± 2.480.25 ± 0.25
Limnothrissa miodon5.50 ± 4.520
Bathybagrus graueri5.00 ± 1.783.00 ± 2.68
Lamprichthys tanganicanus4.25 ± 1.930
Petrochromis moshi3.50 ± 3.501.25 ± 1.25
Boulengerochromis microlepis3.50 ± 0.870.25 ± 0.25
Lepidiolamprologus elongatus3.25 ± 2.630
Plecodus paradoxus3.00 ± 0.821.00 ± 0.71
Cyathopharynx foai2.75 ± 1.800.50 ± 0.29
Lamprologus callipterus2.00 ± 0.820.25 ± 0.25
Grammatotria lemairii1.50 ± 1.190.25 ± 0.25
Petrochromis orthognathus1.50 ± 0.960
Lepidiolamprologus cunningtoni1.50 ± 0.870
Ophthalmotilapia nasuta1.25 ± 1.251.75 ± 1.44
Synodontis petricola1.25 ± 0.950.25 ± 0.25
Tropheus moorii1.00 ± 1.000
Cyphotilapia frontosa0.75 ± 0.750.50 ± 0.50
Lates mariae0.75 ± 0.750.25 ± 0.25
Aulonocranus dewindti0.75 ± 0.482.00 ± 2.00
Plecodus straeleni0.75 ± 0.481.25 ± 0.95
Neolamprologus mustax0.75 ± 0.480.50 ± 0.50
Tylochromis polylepis0.75 ± 0.480.50 ± 0.50
Neolamprologus fasciatus0.75 ± 0.480.50 ± 0.50
Perissodus microlepis0.75 ± 0.480
Lepidiolamprologus profundicola0.75 ± 0.480
Xenotilapia melanogenys0.50 ± 0.500
Lobochilotes labiatus0.50 ± 0.290
Xenotilapia sima0.25 ± 0.251.25 ± 1.25
Lamprologus lemairii0.25 ± 0.250.75 ± 0.75
Xenotilapia spiloptera0.25 ± 0.250.25 ± 0.25
Petrochromis famula0.25 ± 0.250
Bathybates ferox0.25 ± 0.250
Mastacembelus cunningtoni0.25 ± 0.250
Auchenoglanis occidentalis0.25 ± 0.250
Tropheus annectens0.25 ± 0.250
Simochromis diagramma0.25 ± 0.250
Synodontis sp.05.25 ± 4.61
Bathybates graueri03.25 ± 3.25
Phyllonemus typus02.00 ± 2.00
Ectodus descampsii01.50 ± 1.50
Petrochromis fasciolatus01.25 ± 1.25
Mastacembelus sp.01.00 ± 1.00
Neolamprologus toae01.00 ± 0.41
Telmatochromis brichardi00.75 ± 0.75
Benthochromis tricoti00.75 ± 0.75
Mormyrus sp.00.25 ± 0.25
Mastacembelus moorii00.25 ± 0.25
Synodontis multipunctatus00.25 ± 0.25
Hippopotamyrus sp.00.25 ± 0.25
Altolamprologus compressiceps00.25 ± 0.25
Petrochromis ephippium00.25 ± 0.25
Lepidiolamprologus attenuatus00.25 ± 0.25
Neolamprologus pleuromaculatus00.25 ± 0.25

Total number of individual fish351167
Average number of individual fish per site87.75 ± 46.1641.75 ± 37.47