Table 20.2
Number of permits issued for species listed as Category 2 under the NEM:BA A&IS Regulations in South Africa based on data up to December
2016 (van Wilgen and Wilson 2018)
Taxon
NEM:BA Category
Species
Number of permits granted Number of permits refused
Terrestrial and freshwater
plants
(45 permits applied for)
1b
Cryptostegia grandiflora
(Rubber Vine)
1
0
2
Pinus patula
(Patula Pine) and hybrids
3
0
Acacia mearnsii
(Black Wattle) and hybrids
6
0
Acacia melanoxylon
and hybrids, varieties and selections (Blackwood)
5
0
Acacia dealbata
(Green Wattle)
3
0
Agave sisalana
(Sisal)
1
0
Nasturtium officinale
(Watercress)
4
0
Context specific
Casuarina cunninghamiana
(Beefwood)
10
0
Eucalyptus camaldulensis
(River Red Gum) and
hybrids
3
0
Murraya paniculata
(listed as Murraya exotica
on the
permit) (Orange Jessamine)
1
0
Pinus pinaster
(Cluster Pine) and hybrids
4
0
Pinus radiata
(Monterey Pine) and hybrids
4
0
Freshwater invertebrates
(15 permits applied for)
2
Cherax cainii
(Smooth Marron)
5
0
Cherax tenuimanus
(Hairy Marron)
8
2
Marine invertebrates
(12 permits applied for)
1b
Carcinus maenas
(Green Crab)
12
0
Freshwater
fishes
(121 permits applied
for)
Context specific
Ctenopharyngodon idella
(Grass Carp)
27
0
Ctenopharynngodon idella
(Tripod Grass Carp)
22
0
Cyprinus carpio
(Common Carp)
3
0
Gambusia affinis
(Mosquito Fish)
1
0
Micropterus dolomieu
(Smallmouth Bass)
1
0
Micropterus salmoides
(Largemouth Bass)
2
0
Oreochromis niloticus
(Nile Tilapia)
61
4
Reptiles
(59 permits applied for)
2
Basiliscus plumifrons
(Green Baslisk)
1
0
Bitis gabonica rhinoceros
(Gaboon Viper)
4
0
Centrochelys sulcata
(Spur-thighed Tortoise)
5
0
Chelydra serpentina
(Common Snapping Turtle)
2
0
(continued)
20 Analysing the Risks Posed by Biological Invasions to South Africa
589