Species Diversity

 An overview of species richness in Nepal
Group of Organisms Species Number Reference Nepal Representaion (%)
Globally1 Nepal     (known so far)
Bacteria 3000-4000 NA
Lichens 20000 465 Sharma 1995 2.3
Fungi 69000 1822 Adhikari 1999 2.4
Algae 26000-40000 687 Baral 1995 2.6
Bryophytes 16600 853 Compiled from Kattel and Adhikari,1992; Mizutani et al., 1995; Furuki and Higuchi 1995 5.1
Pteridophytes 11300 534 DPR 2002 4.7
Gymnosperms 529 27 Koba et al. 1994 5.1
Angiosperms 220000 5856 Press et al. 2000 2.7
Platyhelminthes 12200 168 Gupta 1997 1.4
Spiders 73400 144 Thapa 1995 0.2
Insects 751000 5052 Thapa 1997 0.7
Butterflies and Moths 112000 640-2253 Smith 1994;Bhuju etal 2007 2.6
Fishes 18150 182 Shrestha 2001 1
Amphibians 4184 77 Shah 1995 1.84
Reptiles 6300 118 Shah and Tiwari 2004 1.87
Birds 9040 863 Baral and Inskipp 2009 9.53
Mammals 4000 181 Suwal and Verheugt 1995 4.52

 

Number of wild species of flora and fauna occurring in each physiographic zone
Group Tarai and Siwaliks (< 1000m) Midhills (1000-3000m) Highlands (>3000m)
Plantae
Bryophytes 61 (8.40%) 493(66.32%) 347 (46.89%)
Pteridophytes 81 (21.32%) 272(71.58%) 78(20.53%)
Gymnosperms - 16 (84.20%) 10(52.63%)
Angiosperms 1885(36.53%) 3364(65.19%) >2000(38.70%)
Animalia
Butterflies 325 (51.1%) 557(88.00%) 82(13.10%)
Fishes 154 (51.1%) 76(41.10%) 6(3.20%)
Amphibians 22 (57.20%) 29(67.40%) 9(20.90%)
Reptiles 68 (68.00%) 56(56%) 13(13.00%)
Birds 648 (77.8%) 691(82.50%) 413(49.60%)
Mammals 91 (50.27%) 110(60.70%) 80(44.20%)

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