Mlinga Forest Reserve: a biodiversity survey. - Coastal Forests of ...

Mlinga Forest Reserve
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TABLE OF TABLES
Table 1 Summary of biodiversity of taxa surveyed..........................................................................................vii
Table 2 Forest area in the East Usambara Mountains (based on Johansson and Sandy, 1996). ................. 2
Table 3 Land use distribution (Johansson and Sandy, 1996)............................................................................ 8
Table 4 Checklist of trees and shrubs recorded within the vegetation plots................................................ 13
Table 5 Ranked abundance of tree and shrub individuals within vegetation plots..................................... 21
Table 6 Ranked abundance of tree and shrub species occurrence within vegetation plots....................... 22
Table 7 Summary of endemism for tree and shrub species recorded in the 50m x 20m vegetation plots.
......................................................................................................................................................................... 23
Table 8 Summary of ecological type of tree and shrub species recorded in the 50m x 20m vegetation
plots................................................................................................................................................................ 25
Table 9 Summary of habitat type for tree and shrub species recorded in the 50m x 20m vegetation
plots................................................................................................................................................................ 28
Table 10 Submontane and montane species sampled in lowland areas, and the altitudes at which they
were recorded in Mlinga FR....................................................................................................................... 28
Table 11 Tree and shrub species found outside their previously recorded range in the East Usambara
Mountains, and those species not listed by the 1986/7 survey (Ruffo et al., 1989)......................... 30
Table 12 The abundance of selected timber and plywood species................................................................ 34
Table 13 Comparison of results obtained from vegetation sampling as a consequence of increase of
sampling intensity........................................................................................................................................ 35
Table 14 Species recorded exclusively in the regeneration layer................................................................... 36
Table 15 Comparison of results obtained from regeneration sampling as a consequence of increasing
the size of nested plots from 3m x 3m to 6m x 6m. ............................................................................... 37
Table 16 Checklist of opportunistic plant collection and observation within Mlinga FR.......................... 38
Table 17 Disturbance transect results showing total pole counts and average pole counts per hectare.. 45
Table 18 Disturbance transect results showing total timber counts and average timber counts per
hectare............................................................................................................................................................ 46
Table 19 The incidence of various types of disturbance. ................................................................................ 49
Table 20 Descriptions and locations of zoological trapsites in Mlinga FR.................................................. 59
Table 21 Zoological sampling intensities in Mlinga FR.................................................................................. 60
Table 22 Bat mist-netting sites and sampling intensities in Mlinga FR........................................................ 60
Table 23 Summary of captured small mammals from Mlinga Forest Reserve............................................ 61
Table 24 Summary of dung survey in Mlinga FR............................................................................................. 62
Table 25 Summary of mammal observations in Mlinga FR. .......................................................................... 63
Table 26 Summary of bat records in Mlinga FR............................................................................................... 64
Table 27 Summary of birds observed opportunistically in Mlinga FR......................................................... 65
Table 28 Summary of forest specialist birds with corresponding threat status categories........................ 67
Table 29 Restricted ranges of endemic and near-endemic birds.................................................................... 67
Table 30 Summary of reptile pitfall and opportunistic captures in Mlinga FR. .......................................... 68
Table 31 Summary of reptile observations in Mlinga FR................................................................................ 69
Table 32 Restricted ranges of endemic and near-endemic reptiles, UDSM (1997).................................... 70
Table 33 Summary of pitfall and opportunistic amphibian captures in Mlinga FR.................................... 71
Table 34 Amphibians observed casually in Mlinga FR................................................................................... 72
Table 35 Restricted ranges for endemic and near-endemic amphibians (UDSM, 1997)........................... 72
Table 36 Summary of butterflies captured in Mlinga FR................................................................................ 73
Table 37 Summary of faunal families and species (identified to date) and inclusive of casual
observations, dung surveys etc.................................................................................................................. 78
Table 38 Summary of ecological type of mammal, bird, reptile, amphibian and butterfly species......... 81
Table 39 Summary of endemic status of mammal, bird, reptile, amphibian and butterfly species......... 81
East Usambara Conservation Area Management Programme Technical Paper 56