Bushland Rehabilitation Plans Appendices Middle Harbour Catchment 2001 Appendix 1 Brightmore VEGETATION COMMUNITIES Table 1: Vegetation Communities of Brightmore Reserve. Zone Remnant Dominant Canopy Dominant Midstorey Dominant Vegetation No. Structure Species Species Understorey Species Classification Angophora costata Hakea dactyloides Lomandra longifolia Open Forest 1 Sydney Sandstone Eucalyptus piperita Elaeocarpus Pteridium esculentum Gully Forest reticulatus Restio sp. (10ag) Allocasuarina littoralis Glochidion ferdinandi Ceratopetalum *Large Leaf Privet Forest 2 Sydney apetalum Sandstone Gully Forest Glochidion ferdinandi (10ag) * Indicates weed species WEED ASSESSMENT Table 2 : Weed Zones of Brightmore Reserve. Weed Dominant % Weed Rating Causal Factors Weed Comments Zone Weed Layer Cover Classification Understorey 25% 2 – Fair (f) U2fgh Patches of weeds 1 in the understorey and on edges only Midstorey >60% 4 – Very (f) (e) M4fe Large Leaf 2 Poor Privet in canopy but more seedlings in the understorey Midstorey >40% 3 - Poor (c) (e) (f) M3cefg Excellent 3 species diversity compared to other parts of the Reserve Causal Factor Codes (a) Physical disturbance of soil. (b) Imported soil fill. (c)Dumped garden refuse. (d) Physical disturbance of vegetation. (e) Impacts from stormwater runoff. (f) Other LOCALLY RARE SPECIES Table 3: Regional significance of Locally Rare Species Scientific Name of Locally Represented in which Status in the bushland Represented in other Rare Species Reserves in North of Lane Cove Conservation areas of the Sydney? Municipality North Shore? LC Ma Wa SH Baeckea linifolia Brightmore Reserve Rare * Calochilus gracillimus Balls Head Reserve Not found Brightmore Reserve Schizaea bifida Brightmore Reserve Uncommon * * Schizaea dichotoma Brightmore Reserve Rare REF: (SA, 1998) (LCMC, 1996) (Benson & Howell, 1994) KEY LC - Lane Cove National Park, Ma - Manly Dam Memorial Park, Wa - Wallumata Nature Reserve, and SH - Sydney Harbour National Park including North Head, Dobroyd Head, Bradleys Head and Neilson Park. (Benson & Howell, 1994). FIRE HISTORY Table 4: Pile burns used to stimulate native seed in Brightmore Reserve. Date Location Area (m ) Flame Height Suppression Comment (m) Authority 1997 Bushcare Site below 4 20mx10m 1m Neutral Bay Fire 5 piles burnt, fire from Tobruk Ave adjacent to Brigade some piles merging with the formal pathway before other pile burns the top of the stairs 1997 Bushcare Site off Little 2m x 2m 1m Neutral Bay Fire 3 individual pile burns Young St (behind 50-54 each Brigade Bennelong Rd) 2001 Behind 56-64 Bennelong 2m x 3m 1.5m Neutral Bay Fire 5 individual pile burns Rd each Brigade STORMWATER CHARACTERISTICS Table 5: Location and Characteristics of Stormwater Channels and Hard Surface Runoff Pipes. Drain Location Diameter Channel Erosion Solid Comments No. (mm) Width (m) Waste 5 Little Wonga Rd 200mm Disperses Low Low Minimal impact; hard 1 out over surface runoff only sandstone shelf 13 Little Wonga Rd 150mm 1-2m Low Low Disperses onto 2 sandstone shelf Tobruk Ave 4x150mm Low Low Hard surface runoff 3 only Cnr Tobruk and Natural 1m High Med Flows down the RHS 4 Bennelong St runoff of formal track towards Willoughby Bay Top of track running Natural 1m Med Low High level of weed 5 down LHS of steps runoff infestation 6 76 & 78 Bennelong Rd 150mm 30cm Low Low High level of weed infestation 7 Cnr Young and Little 2mx1m 3m Low High End of stormwater Young St in the pipe flowing out into Reserve open existing (Currently being creekline. High level upgraded in 2001 with of weed infestation. installation of Cleansallâ SQUID Unit) NOTE: Any drain diameter 300mm or larger is considered a stormwater drain. All pipe diameters under 300mm are hard surface runoff drainage pipes from residential properties. Appendix 2 Primrose VEGETATION COMMUNITIES Table 1: Vegetation Communities of Primrose Park. Zone Remnant Dominant Canopy Dominant Midstorey Dominant Vegetation No. Structure Species Species Understorey Species Classification Angophora costata Allocasuarina Lomandra longifolia Open Forest 1 Sydney littoralis Sandstone Eucalyptus piperita Pteridium esculentum Gully Forest Eucalyptus seiberi Leptospermum Dianella caerulea (10ag) trinervium Banksia integrifolia Polyscias sambucifolia Cyathea cooperi Eucalyptus pilularis Pittosporum Microlaena stipoides Woodland 2 Sydney undulatum* Sandstone Casuarina glauca Gully Forest (10ag) Sydney Eucalyptus pilularis Glochidion ferdinandi Calochlaena dubia Open Forest 3 Sandstone Eucalyptus piperita Cyathea cooperi Pteridium esculentum Gully Forest Angophora costata Elaeocarpus Lomandra longifolia (10ag) reticulatus * Indicates weed species WEED ASSESSMENT Table 2A : Weed Zones of Primrose Park. Weed Dominant % Weed Rating Causal Factors Weed Comments Zone Weed Layer Cover Classification Midstorey 10% 1 – Good (e) (f) M1ef Stormwater on the 1 edge of Weed Zone 1 and Zone 2 Midstorey 85% 4 –Very (e) (f) M4ef Large area of 2 Poor Lantana camara (monoculture) Understorey 20% 2 – Fair (f) U2f Regeneration and 3 pile burn areas Understorey 35% 2 - Fair (c) (f) (e) U2cef Landscaped/mown 4 area - Folly Point Table 2B : Weed Zones of Primrose Park (EAST). Weed Dominant % Weed Rating Causal Factors Weed Comments Zone Weed Layer Cover Classification Understorey >60% 4 – Very (a) (b) (e) U4abe Eucalypt dieback 1 Poor due to runoff? Midstorey <10% 1 – Good (a) (f) M1af 2 Midstorey 20% 2 - Fair (a) M2a 3 Causal Factor Codes (a) Physical disturbance of soil. (b) Imported soil fill. (c)Dumped garden refuse. (d) Physical disturbance of vegetation. (e) Impacts from stormwater runoff. (f) Other - as suggested LOCALLY RARE SPECIES Table 3: Regional significance of Locally Rare Species Scientific Name of Locally Represented in which Status in the bushland Represented in other Rare Species Reserves in North of Lane Cove Conservation areas of the Sydney? Municipality North Shore? LC Ma Wa SH Calystegia marginata Primrose Park Not found Eucalyptus seiberi Primrose Park Not found * REF: (SA, 1998) (LCMC, 1996) (Benson & Howell, 1994) KEY LC - Lane Cove National Park, Ma - Manly Dam Memorial Park, Wa - Wallumata Nature Reserve, and SH - Sydney Harbour National Park including (North Head, Dobroyd Head, Bradleys Head and Neilson Park). (Benson & Howell, 1994). FIRE HISTORY Table 4: Pile burns used to stimulate native seed in Primrose Park bushland. Date Location Area (m) Flame Height Suppression Comment (m) Authority 1996 Bushland below Broad 1m-4m Neutral Bay Fire Between the main walking residential properties of Area Brigade track and the waters of Cammeray Rd Burn Willoughby Bay. 50mx25m 1996 Bushcare Site below 2 piles 1m-2m Neutral Bay Fire Southern side of the side Lambert Street of 1m Brigade track leading up to Lambert high x 2m Street off the main walking wide track. 1998 Contract bush 8 piles of 1m-2m Neutral Bay Fire To the east of the Zig Zag regeneration site below 1m x 2m Brigade Track is a stormwater Grafton Street east of the wide gully. The fire was Zig Zag Track undertaken on the other side of this stormwater area. STORMWATER CHARACTERISTICS Table 5: Location and Characteristics of Stormwater Channels and Hard Surface Runoff Pipes. Drain Location Diameter Channel Erosion Solid Comments No. (mm) Width (m) Waste 43 Churchill Cres 450mm Med Low Channel and outlet 1 covered with Lantana camara - high weed levels. 23 Churchill Cres 450mm Low Low Channel and the outlet 2 covered with Lantana camara - high weed levels. 9 Churchill Cres 450mm Med Low Channel and the outlet 3 covered with Lantana camara - high weed levels. End of Lambert St 300mm Med Med Med Constantly moist 4 (opp.No.6) channel. 3 Churchill Cres (edge 150mm .5m Low Low Runoff from residential 5 of grassed area) unit block above. Cunjevoi and Privet in the channel. Opp. 18 Grafton St 1m 2.5m Low Low Road runoff from the 6 sub- catchment entering the bushland via Willoughby Falls. Folly Point 450mm 1m Low Low Road runoff – sandstone 7 base with sediment build-up Folly Point 300mm No channel Low Low High rainfall runoff area 8 only 9 Opp. Fall St (behind 450mm 2m Low Med the bus shelter) 10 Opp. View St off Earle 600mm 3m Low High Very high weed, St sediment and litter levels 11 Beside No. 50-52 Earle 300mm 1.5m Low High St NOTE: Any drain diameter 300mm or larger is considered a stormwater drain. All pipe diameters under 300mm are hard surface runoff drainage pipes from residential properties. Appendix 3 Wonga Rd VEGETATION COMMUNITIES Table 1: Vegetation Communities of Wonga Road bushland. Zone Remnant Dominant Canopy Dominant Midstorey Dominant Vegetation No. Structure Species Species Understorey Species Classification Sydney Angophora costata Allocasuarina Pteridium esculentum Open Forest 1 Sandstone Eucalyptus piperita littoralis Omalanthus Gully Forest Banksia serrata populifolius (10ag) Glochidion ferdinandi Pittosporum undulatum * Indicates Weed Species WEED ASSESSMENT Table 2 : Weed Zones of Wonga Road bushland. Weed Dominant % Weed Rating Causal Factors Weed Comments Zone Weed Layer Cover Classification Understorey <10% Green a, b, c, e U1abce Seasonal weeds 1 throughout bushland and weeds present on roadside edge. Midstorey 75% Red a, b, c, e M4abce Severe weed 2 infestation – old garden bed, stormwater outlet and garden refuse dumping. Causal Factor Codes (a) Physical disturbance of soil. (b) Imported soil fill. (c)Dumped garden refuse. (d) Physical disturbance of vegetation. (e) Impacts from stormwater runoff. (f) Other - as suggested STORMWATER CHARACTERISTICS Table 5: Location and