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Mt. Tuam Ecological Reserve

Hope Hill625m

Mt. Tuam Ecological Reserve

Mt. Tuam Ecological Reserve

F u l f o r d H a r b o u r

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898DSs52DSs6

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")C = Crown Land Assessment Areas

´Map Revision Date: Project ID:Map Scale:

October 26, 200707.00771:20,000

ECOSECTION & BIOGEOCLIMATIC UNITS ECOSYSTEM UNIT LABEL

MAP SYMBOLS

Figure 8: Terrestrial Ecosystem Conservation Rankings: Mount Tuam Ecological Reserve and Adjacent Crown Lands Assessment Areas

ECOSECTION & BIOGEOCLIMATIC UNITS SGI: Southern Gulf Islands CDFmm: Coastal Douglas-Fir zone, moist maritime subzone

CWHxm1: Coastal Western Hemlock zone, very dry maritime subzone, eastern variant ECOSYSTEM UNITS MAPPED IN THE CDFmm

Site Code Description Site

Series Assumed Modifiers Soil Moisture Regime

CS Western redcedar - Slough sedge 14 d, j, m subhydric DA Douglas-fir - Shore pine - Arbutus 02 d, j, m, r xeric DG Douglas-fir - Grand fir - Oregon grape 04 d, j, m subxeric - mesic DO Douglas-fir - Oniongrass 03 d, m, r xeric DS Douglas-fir - Salal 01 d, j, m subxeric - mesic FC Fescue - Camas 00 j, m, s subxeric GO Garry oak - Oceanspray 00 j, m, r xeric - subxeric HL Hardhack - Labrador tea 00 d, j, p subhydric QB Garry oak–Brome/mixed grasses 00 j, m, r xeric - subxeric RF Western redcedar - Grand fir - Foamflower 06 d, j, m subhygric - hygric RK Western redcedar - Douglas-fir - Oregon beaked moss 05 d, j, m subhygric - hygric RP Western redcedar - Indian-plum 13 d, j, m hygric RS Western redcedar - Snowberry 07 a, d, j, m subhygric - hygric RV Western redcedar - Vanilla-leaf 12 d, j, m subhygric SC Cladina - Wallace's selaginella 00 j, m, r, v subxeric

ECOSYSTEM UNITS MAPPED IN THE CWHxm1 Site

Code Description Site Series

Assumed Modifiers Soil Moisture Regime

AM Arbutus - Hairy manzanita 00 j, r, s xeric DC Douglas-fir - Shore pine-Cladina 02 d, j, m very xeric DF Douglas-fir - Sword fern 04 d, j, m xeric - subxeric DS Douglas-fir - Western hemlock - Salal 03 d, j, m xeric - subxeric HD Western hemlock - Western redcedar - Deer fern 06 d, j, m subhygric - hygric HK Douglas-fir - Western hemlock - Oregon beaked moss 01 d, j, m submesic - mesic HL Hardhack - Labrador tea 00 d, j, p subhydric RF Western redcedar - Grand fir - Foamflower 07 d, j, m subhygric - hygric RS Western redcedar - Swordfern 05 d, j, m submesic - mesic SC Cladina - Wallace’ s selaginella 00 j, m, r, v very xeric

ANTHROPOGENIC AND SPARSELY VEGETATED UNITS Site

Code Description Site Code Description

BE beach ES exposed soil CF cultivated field GP gravel pit CL cliff RO rock outcrop CO cultivated orchard RW rural developed

SITE MODIFIERS (Atypical Conditions) Code Topography

g gullying: occurs within a gully, or with gullying throughout the delineated area h hummocky terrain: indicated by the terrain surface expression j gentle slope: < 35% in the CWH and CDF zones k cool aspect: occurs on aspects 285–135, on moderately steep slopes (35%–100% in the CWH and CDF) q very steep cool aspect–very steep slopes (< 100%) with aspects 285–135 r ridge: occurs throughout an area of ridged terrain, or on a ridge crest w warm aspect: 135-–285, on moderately steep slopes (35%–100% slope in the CWH and CDF zones) z very steep warm aspect –slopes > 100% on aspects 135–285

Code Moisture x drier than typical y moister than typical

Code Soil v very shallow soils: < 20 cm to bedrock

STRUCTURAL STAGE & STRUCTURAL STAGE MODIFIERS Code Structural Stage

1 Sparse/bryoid bryophytes and lichens dominant, may reflect recent disturbance; Sparse (1a) bare rock or ground (< 10% vegetation cover) / Bryoid (1b) bryophytes and lichens dominant

2 Herb some invading or residual shrubs and trees may be present, may reflect recent disturbance; Forb-dominated (2a) includes non-graminoid herbs and ferns; Graminoid-dominated (2b) grasses, sedges, rushes, reeds; Aquatic herbs (2c) dominate the site with standing water or submerged

3 Shrub Early successional stage or maintained by environmental conditions or disturbance Low shrub (3a) < 2 m tall / Tall shrub (3b) 2–10 m tall

4 Pole/Sapling Trees > 10 m tall, often densely stocked, no vertical canopy structure, typically < 40 years since disturbance 5 Young Forest Self-thinning and canopy differentiation initiated, typically 40–80 years since disturbance 6 Mature Forest Mature tree canopy, typically 80–250 years since disturbance 7 Old Forest Structurally complex stands comprised mainly of shade-tolerant and regenerating tree species; snags and coarse

woody debris and patchy understories, typically> 250 years since disturbance. Code Stand Composition Modifiers

B broadleaf (> 75% of stand) C conifer (> 75% of stand) M mixed (neither comprises > 75% of stand)

DISTURBANCE CLASSES AND MODIFIERS B Biotic Disturbances d Domestic grazing/browsing L Forest Harvesting L Forest Harvesting c

wr d

gr

clearcut system with reserves (patch retention) seed tree system grouped

e gr si

l

selection system group selection single tree land clearing ADDITIONAL ECOSYSTEM LABELS 8 8DAvw5 2DAsw4 98 4DG5 3DSs5 3DSv5 23 6DSgw4B 2RSgw5B 2RKgw5 1741 10DSks5 31 10DSk4 1759 4RKw5 3RKsw4 3DSvw4

32

5RFz5 C Lc

5DFz5 M

PercentileEcosystem Unit

Site Modifier

Structural StageStand Composition

Polygon IDDisturbance CodeSGI

CDFmmEcosectionBiogeoclimatic Unit

Conservation RankPlot Location - Maxwell TEM (2003)Plot Location - CDF TEM (2007)Rare BirdRare PlantRare Plant Community (Forest)Rare Plant Community (Oak)Rare Butterfly

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Very HighHighModerateLowVery Low

RoadRivers & Creeks- DefiniteRivers & Creeks - IndefiniteBiogeoclimatic UnitEcosystem UnitEcological ReservesCrown Lands Assessment Areas ![