APPENDIX 2 HABITAT DESCRIPTIONS - Environment · 2019. 9. 23. · QGC – Surat North Gas Project May 2012 76 biology EUROMBAH CREEK D/S Average stream wetted width 4.3 m Bankfull

QGC – Surat North Gas Project May 2012 72

Hydrobiology

APPENDIX 2 HABITAT DESCRIPTIONS

QGC – Surat North Gas Project May 2012

73

Hydrobiology

CANAL CREEK U/S

Average stream wetted width 2 m Bankfull stream width 10 m

Average stream depth 0.3 m Bankfull height 4.5 m

Water clarity Brown Dominant bed substrate Sand/Silt/Clay

Bank erosion Some Shading 15%

Flow level Nil

% Habitat type 70% dry

30% sandy pool Edge habitat available 15%

Riparian vegetation height 20 m (both banks) Riparian vegetation width 10 m left bank

15 m right bank

Riparian vegetation Mainly composed of grass (>75%); with up to 10% trees

Aquatic vegetation Some algae present (approximately 10% cover)

In-stream habitat Branches and logs in moderate quantities within the reach, and

some detritus and sticks also present.

Anthropogenic impacts Farming/grazing on both sides. No cattle access.

Habitat assessment categories

Excellent Good Fair Poor

9 14 12 8

Overall score (/135) 43

Plate A2-1 Site characteristics for Canal Creek U/S, March 2012


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Hydrobiology

CANAL CREEK D/S


Average stream depth 0.3 m

Water clarity Turbid/brown Dominant bed substrate Silt/Clay

Bank erosion None Shading 25%

Flow level No flow

% Habitat type 90% pool

10% dry Edge habitat available 90%


20 m right bank

Riparian vegetation Mainly composed of grass (>75%), with up to 20% trees

Aquatic vegetation No algae present, however macrophytes covered 90% of the reach.

In-stream habitat The entire reach is covered in macrophytes, with some detritus

present.

Anthropogenic impacts Farming/grazing on both sides. .



48 9 8


Plate A2-2 Site characteristics for Canal Creek D/S, March 2012


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Hydrobiology

EUROMBAH CREEK U/S


Average stream depth 0.8 m Bankfull height 10 m


Bank erosion Extensive Shading 40%

Flow level Low

% Habitat type 50% sandy pool

50% run Edge habitat available 50%

Riparian vegetation height 20 m (both banks) Riparian vegetation width 50 m both banks

Riparian vegetation Mainly composed of grass and trees over 10 m high (50-75% each)

Aquatic vegetation None

In-stream habitat Some trailing bank vegetation present. Woody debris and a log jam

instream.




9 7 40 3


Plate A2-3 Site characteristics for Eurombah Creek U/S, March 2012


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Hydrobiology

EUROMBAH CREEK D/S

Average stream wetted width 4.3 m Bankfull stream width 5 m

Average stream depth 1.5 m Bankfull height 11.5 m

Water clarity Brown Dominant bed substrate Silt/Clay

Bank erosion Some Shading 60%

Flow level Moderate

% Habitat type 70% run

30% sandy pool Edge habitat available 30%


20 m right bank

Riparian vegetation Mainly composed of bare ground and grass (50-75% each); with

10-50% trees over 10 m high

Aquatic vegetation Some filamentous algae present and periphyton present (<10%

cover)

In-stream habitat Small amount of logs and woody debris in the stream, and some

exposed tree roots.




9 32 29 0


Plate A2-4 Site characteristics for Eurombah Creek D/S, March 2012


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Hydrobiology

DAWSON RIVER UPSTREAM (DAWSON R U/S)

.



Water clarity Clear Dominant bed substrate Silt/Clay

Bank Erosion Minor (both banks) Shading Nil

Flow level Low

% Habitat type 5% run

85% sandy pool

15% dry

Edge habitat available 5%

Riparian vegetation height 25 m (both banks)

Riparian vegetation width 20 m left bank

30 m right bank

Riparian Vegetation Mainly composed of grass (>75%), with up to 20% of trees

Aquatic Vegetation Approximately 25% of the pools contained macrophytes, and 10-

50% of the bed was covered in algae.

In-stream Habitat Little/no vegetation overhangs on either bank. Minor instream cover

provided from logs and branches.

Anthropogenic Impacts

Farming on both sides of the bank, grazing right up to the edges.

Stock access evident. Moderate erosion in sections of the site

reach.



9 0 27 8


Plate A2-5 Site characteristics for Dawson River U/S, March 2012


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Hydrobiology

DAWSON RIVER DOWNSTREAM (DAWSON R D/S)


Average stream depth >1.5 m Bankfull height 3 m

Water clarity Clear Dominant bed substrate Silt/Clay

Bank erosion Minor (both banks) Shading 50%

Flow level Moderate

% Habitat type 100% sandy pool Edge habitat available 10%


50 m right bank

Riparian vegetation Mainly composed of grass (50-75%), trees over 10 m tall (10-50%)

and trees less than 10 m tall (1-10%)


In-stream habitat Some overhanging vegetation and tree roots. Little/no vegetation

overhangs on either bank. Some detritus.

Anthropogenic impacts Farming/grazing on both sides. .



0 8 31 9


Plate A2-6 Site characteristics for Dawson River D/S, March 2012


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Hydrobiology

HORSE CREEK 1



Water clarity Brown Dominant bed substrate Sand/Silt

Bank erosion Moderate Shading 60%

Flow level No flow


5% dry Edge habitat available 10%

Riparian vegetation height 25 m (both banks) Riparian vegetation width 5 m (both banks)

Riparian vegetation Mainly composed of grass (>75%), and up to 20% trees


In-stream habitat

No overhanging vegetation. Some woody debris (<2%) within the

stream. Cattle access along much of the reach. Consistent depth

and bed (sand/silt) throughout the reach.

Anthropogenic impacts Farming/grazing on both sides.



0 8 48 5


Plate A2-7 Site characteristics for Horse Creek 1, March 2012


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Hydrobiology

HORSE CREEK 2



Water clarity

Clear in low flow

sections, brown in

deeper areas

Dominant bed substrate Sand/Silt/Clay,

with some gravel


Flow level Low

% Habitat type

50% sandy pool

30% run

20% dry



10 m right bank

Riparian vegetation Mainly composed of grass (>75%), trees over 10 m high (50-75%)

and trees less than 10 m high (10-50%)

Aquatic vegetation Some algae on the substrate. Macrophytes in the form of emergent

sedges only.

In-stream habitat Some overhanging vegetation. Woody debris is present in the

stream, and exposed tree roots are present.




9 14 36 5




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Hydrobiology

HORSE CREEK 4





Flow level Low


50% run Edge habitat available 60%

Riparian vegetation height 20 m (both banks) Riparian vegetation

width

5 m both banks

Riparian vegetation Mainly composed of grass (>75%) and up to 20% trees

Aquatic vegetation Small amount (<10%) of algae on the substrate.

In-stream habitat Overhanging vegetation and trailing bank vegetation present.

Woody debris instream, and a log jam at lower end of the reach.




9 43 27 0




82

Hydrobiology

MUD CREEK


Average stream depth >1.5 m Bankfull height >2 m


Bank erosion None Shading 40%

Flow level Moderate

% Habitat type 100% run Edge habitat available 100%

Riparian vegetation height 15-20 m (both banks) Riparian vegetation width 10 m left bank

15 m right bank

Riparian vegetation

Mainly composed of grass (>75%); with some trees over 10 m high

(10-50%) and trees less than 10 m high (<10%). Riparian zone quite

intact compared to other sites, with no direct grazing apparent

Aquatic vegetation Some emergent macrophytes on the bank (15%)

Anthropogenic impacts

Approximately 1 km downstream of the site was a ford which has

been severely affected, possibly by floods. This is causing a major

obstruction in the flow.



9 17 33 5


Plate A2-10 Site characteristics for Mud Creek, March 2012


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Hydrobiology

WANDOAN CREEK



Water clarity Brown Dominant bed substrate Sand


Flow level No flow

% Habitat type

60% sandy pool

20% run

20% dry



5 m right bank

Riparian vegetation Mainly composed of grass (>75%); with some trees over 10 m high

(1-10%)

Aquatic vegetation Some algae (10-15%) on the substrate, no macrophytes present.

Anthropogenic impacts Farming and grazing beyond the riparian zone.



0 8 36 0


Plate A2-11 Site characteristics for Wandoan Creek, March 2012


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Hydrobiology

JUANDAH CREEK U/S



Water clarity Clear Dominant bed substrate Sand

Bank erosion Little Shading 15%

Flow level Low

% Habitat type

60% dry

30% run

10% sandy pool


Riparian vegetation height >25 m (both banks) Riparian vegetation

width

60 m left bank

20 m right

bank

Riparian vegetation Mainly composed of grass (>75%); with some trees over 10 m high

(10-50%) and some trees less than 10 m high (1-10%).

Aquatic vegetation Some algae (<10%) on the substrate, some emergent sedges

present on the stream banks.

Anthropogenic impacts Farming and grazing beyond the riparian zone.



9 7 39 6


Plate A2-12 Site characteristics for Juandah Creek U/S, March 2012


85

Hydrobiology

JUANDAH CREEK D/S


Average stream depth 1 m Bankfull height 7 m

Water clarity Brown Dominant bed substrate Cobble/Pebble


Flow level No flow

% Habitat type 80% dry

20% rocky pool Edge habitat available 15%

Riparian vegetation height 20 m (both banks) Riparian vegetation width 80 m both banks

Riparian vegetation Mainly composed of grass (50-75%); with some trees over 10 m high

(50-75%) and some trees less than 10 m high (10-50%).

Aquatic vegetation A moderate amount of algae present on the cobbles (50-75%). Some

macrophytes also present.

Anthropogenic impacts Farming and grazing beyond the riparian zone. Cattle access below

the site around a pool.



21 56 7 1


Plate A2-13 Site characteristics for Juandah Creek D/S, March 2012


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APPENDIX 3 MACROINVERTEBRATE RAW DATA


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Hydrobiology

MACROINVERTEBRATE EDGE HABITAT RAW DATA

Order Family/Other taxa

FF

G

SIG

NA

L

Can

al

Ck U

/S

Can

al

Ck D

/S

Eu

rom

ba

h C

k U

/S

Eu

rom

ba

h C

k D

/S

Daw

so

n R

U/S

tri

b

Daw

so

n R

D/S

Ho

rse C

k 2

Ho

rse C

k 4

Wan

do

an

Ck

Ju

an

dah

Ck U

/S

Ju

an

dah

Ck D

/S

Acari Acari P/Sc 6 2 1

Cladocera Cladocera GCo - 22 10 2 3 2

Collembola Isotomidae GCo 1 1 5

Coleoptera Dytiscidae P 7 11 3 3 6 9 1 10

Coleoptera Heteroceridae UK 1 1

Coleoptera Hydraenidae P/Sc 3 1 4 2 3 5 1

Coleoptera Hydrochidae Sh 4 1 2 8

Coleoptera Hydrophilidae P/Scav 2 2 1 1 1

Coleoptera Hypogastruridae GCo 1 4

Coleoptera Limnchidae GCo 4 1

Coleoptera Staphylinidae P 3 4

Copepoda Copepoda FCo - 4 1 1 11 2 5 3 12

Decapoda Atyidae GCo 3 1 5 2

Decapoda Palaemonidae GCo 4 11 5 6 1 3 14 1 8 1

Decapoda Parastacidae GCo 4 2 1 1 2 1

Diptera Ceratopogonidae P 4 1 2 1 1 1 1 1 1 1

Diptera Chironominae GCo 3 1 1 13 1 8 4 5 4 5

Diptera Culicidae P/FCo 1 1 11 3 6 7

Diptera Orthocladiinae GCo 4 2 1 1

Diptera Simuliidae FCo 5 3

Diptera Tabanidae P 3 1

Diptera Tanypodinae P 4 2 1 2 2

Diptera Undetermined UK UK 1

Gastropoda Physidae Sc 1 8

Gastropoda Thiaridae Sc - 7 1 5

Gastropoda Unidentified UK - 1

Gastropoda Viviparidae Sc 4 1 1

Hemiptera Corixidae P 2 19 7 41 21 4 2 8

Hemiptera Gelastocoridae P 5 1

Hemiptera Gerridae P 4 3 1 4 1

Hemiptera Hebridae P 3 2

Hemiptera Hydrometridae P/Scav 3 1

Hemiptera Naucoridae P 2 1

Hemiptera Nepidae P 3 3 1 1

Hemiptera Notonectidae P 1 13 4 4 1

Hemiptera Veliidae P/Scav 3 1 2 1 3 5 3 6 1

Isopoda Cirolanidae P 2 1 1

Lepidoptera Pyralidae Sh 2 1

Odonata Aeshnidae P 4 1

Odonata Coenagrionidae P 2 10 1

Odonata Gomphidae P 5 1 1 1

Odonata Libellulidae P - 5 1


88

Hydrobiology

MACROINVERTEBRATE EDGE HABITAT RAW DATA

Order Family/Other taxa

FF

G

SIG

NA

L

Can

al

Ck U

/S

Can

al

Ck D

/S

Eu

rom

ba

h C

k U

/S

Eu

rom

ba

h C

k D

/S

Daw

so

n R

U/S

tri

b

Daw

so

n R

D/S

Ho

rse C

k 2

Ho

rse C

k 4

Wan

do

an

Ck

Ju

an

dah

Ck U

/S

Ju

an

dah

Ck D

/S

Oligochaeta Oligochaeta GCo 2 1 1 1 1 1

Ostracoda Undetermined FCo - 1 46 2

Ephemeroptera Baetidae GCo 5 18 9 3 9 4 21 8 4 2

Ephemeroptera Caenidae GCo 4 3 5 2 2 1 7 6 18 1 2

Ephemeroptera Leptophlebiidae GCo 8 1 9 6 1 1 1

Trichoptera Ecnomidae P 4 1 1 1

Trichoptera Leptoceridae GCo 6 11 2 15 3 1


89

Hydrobiology

MACROINVERTEBRATE BED HABITAT DATA (total of five replicates)

Order

Family/Other

taxa F

FG

SIG

NA

L

Can

al

Ck U

/S

Can

al

Ck D

/S

Eu

rom

ba

h C

k U

/S

Eu

rom

ba

h C

k D

/S

Daw

so

n R

U/S

tri

b

Daw

so

n R

D/S

Ho

rse C

k 1

Ho

rse C

k 2

Ho

rse C

k 4

Wan

do

an

Ck

Ju

an

dah

Ck U

/S

Ju

an

dah

Ck D

/S

Acari Acari P/Sc 6 0 0 0 0 0 0 0 0 0 0 0 0

Bivalvia Corbiculidae FCo 3 0 0 11 1 0 9 0 0 0 0 0 0

Cladocera Cladocera Sc - 0 2 0 0 0 0 0 0 0 0 0 0

Collembola Isotomidae GCo 1 0 0 0 0 0 0 0 0 0 0 0 0

Coleoptera Dytiscidae P 7 0 7 0 0 7 0 0 1 5 7 0 3

Coleoptera Elmidae Sc/Sh 7 0 0 0 0 0 0 0 0 1 0 0 0

Coleoptera Heteroceridae UK 1 0 0 0 0 0 0 0 0 0 0 0 0

Coleoptera Hydraenidae P/Sc 3 1 0 1 1 0 0 1 0 1 0 0 0

Coleoptera Hydrochidae Sh 4 0 0 0 0 7 0 0 0 0 0 0 0

Coleoptera Hydrophilidae P/Scav 2 0 0 0 0 20 0 0 0 0 1 0 0

Coleoptera Hypogastruridae GCo 1 0 0 0 0 0 0 0 0 0 0 0 0

Coleoptera Limnchidae GCo 4 0 0 0 0 0 0 0 0 0 0 0 0

Coleoptera Staphylinidae P 3 0 0 0 0 0 0 0 0 0 0 0 0

Copepoda Copepoda FCo - 0 2 0 0 0 0 0 2 0 0 5 0

Decapoda Atyidae GCo 3 1 0 0 0 0 0 0 0 0 0 0 0

Decapoda Palaemonidae GCo 4 2 0 0 1 0 2 0 1 25 1 0 3

Decapoda Parastacidae GCo 4 0 0 0 0 0 1 0 0 0 0 0 0

Diptera Ceratopogonidae P 4 23 2 37 1 39 0 50 50 24 37 8 4

Diptera Chironominae GCo 3 34 14 130 5 130 0 63 53 27 28 64 1

Diptera Culicidae P/FCo 1 0 1 0 0 0 0 0 0 2 3 0 1

Diptera Orthocladinae GCo 4 0 1 7 0 0 0 1 2 0 1 0 4

Diptera Simulidae FCo 5 0 0 0 0 0 0 0 5 0 0 432 0

Diptera Tabanidae P 3 0 0 0 0 0 1 0 0 0 0 0 0

Diptera Tanypodinae P 4 0 5 3 0 40 0 1 3 0 2 0 0

Diptera Tipulidae P/Sh 5 2 0 10 0 0 0 1 6 0 0 0 0

Diptera undetermined UK UK 0 0 0 0 0 0 0 0 0 0 0 0

Gastropoda Ancylidae Sc 4 0 1 0 0 0 0 0 0 0 0 0 0

Gastropoda Lymnaeidae Sc 1 0 0 0 0 1 0 0 0 0 0 0 0

Gastropoda Physidae Sc 1 0 0 0 0 11 0 0 0 0 0 0 0

Gastropoda Thiaridae Sc - 0 0 0 17 1 10 0 0 0 0 0 0

Gastropoda unidentified UK - 0 1 0 0 0 0 0 0 0 0 0 0

Gastropoda Viviparidae Sc 4 0 3 0 0 0 0 0 0 0 0 0 0

Hemiptera Corixidae P 2 0 142 0 0 460 0 2 88 7 30 0 3

Hemiptera Gelastocoridae P 5 0 0 0 0 1 0 0 0 0 1 0 0

Hemiptera Gerridae P 4 0 1 0 0 0 0 0 0 3 0 0 0

Hemiptera Hebridae P 3 0 0 0 0 0 0 0 0 0 0 0 0

Hemiptera Hydrometridae P/Scav 3 0 0 0 0 0 0 0 0 0 0 0 0

Hemiptera Naucoridae P 2 0 3 0 0 0 0 0 0 0 0 0 0

Hemiptera Nepidae P 3 0 1 0 0 0 0 0 0 0 0 0 0

Hemiptera Notonectidae P 1 0 24 0 0 11 0 0 1 4 0 0 0

Hemiptera Pleidae P 2 0 2 0 0 0 0 0 0 0 0 0 0

Hemiptera Veliidae P/Scav 3 0 0 0 0 0 0 0 1 1 0 0 3


90

Hydrobiology

MACROINVERTEBRATE BED HABITAT DATA (total of five replicates)

Order

Family/Other

taxa F

FG

SIG

NA

L

Can

al

Ck U

/S

Can

al

Ck D

/S

Eu

rom

ba

h C

k U

/S

Eu

rom

ba

h C

k D

/S

Daw

so

n R

U/S

tri

b

Daw

so

n R

D/S

Ho

rse C

k 1

Ho

rse C

k 2

Ho

rse C

k 4

Wan

do

an

Ck

Ju

an

dah

Ck U

/S

Ju

an

dah

Ck D

/S

Isopoda Cirolanidae P 2 0 0 0 0 0 0 0 0 2 0 0 0

Lepidoptera Pyralidae Sh 2 0 0 0 0 0 0 0 0 0 0 0 0

Nematoda undetermined P 3 0 2 0 0 0 0 0 0 0 0 0 0

Odonata Aeshnidae P 4 0 0 0 0 0 0 0 0 0 0 0 0

Odonata Coenagrionidae P 2 0 16 0 0 0 0 0 0 0 0 0 0

Odonata Gomphidae P 5 1 1 1 1 0 0 0 6 2 1 1 0

Odonata Libellulidae P - 0 4 0 0 9 0 0 0 0 0 0 0

Oligochaeta Oligochaeta sp. GCo 2 17 1 11 34 12 7 1 20 23 2 0 4

Ostracoda undetermined FCo - 0 5 0 0 3 0 0 0 0 0 0 0

Ephemeroptera Baetidae GCo 5 0 147 2 2 3 5 0 19 1 0 3 0

Ephemeroptera Caenidae GCo 4 0 1 42 4 9 0 10 19 1 10 2 19

Ephemeroptera Leptophlebiidae GCo 8 0 0 0 0 0 0 0 2 1 0 1 3

Trichoptera Ecnomidae P 4 0 0 3 0 0 0 0 0 1 0 0 1

Trichoptera Hydropsychidae FCo 6 0 0 1 0 0 1 0 0 0 0 0 1

Trichoptera Leptoceridae GCo 6 0 0 0 3 0 0 1 1 0 0 0 0

Total Abundance 81 389 259 70 764 36 131 280 131 124 516 50

Average abundance 16.2 77.8 51.8 14 152.8 7.2 26.2 56 26.2 24.8 103.2 10

Average abundance - std error 5.27 7.83 23.75 3.36 18.02 1.50 12.52 13.22 7.37 13.99 39.91 4.24

Total number of taxa 8 25 13 11 17 8 10 18 18 13 8 13

Total abundance PET taxa 17 158 59 43 36 13 12 61 27 12 6 28

Average abundance PET taxa 0 29.6 9.6 1.8 2.4 1.2 2.2 8.2 0.8 2 1.2 4.8

Average abundance PET taxa – std error 0.00 5.97 5.07 1.36 1.36 1.20 1.96 2.60 0.80 1.76 0.97 2.92

Total number of PET taxa 1 5 5 4 5 3 3 5 5 2 3 5


91

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APPENDIX 4 MACROPHYTE PHOTOGRAPHS


92

Hydrobiology

Plate A4-1 Canal Creek D/S

Rice sedge (Cyperus difformis) Cyperus c.f concinnus

Ribbed spikerush (Eleocharis sp. cf plana) Nardoo (Marsilea mutica )

Monochoria (Monochoria cyanea ) Water primrose (Ludwigia peploides)

Slender knotweed (Persicaria decipiens) Lesser joyweed (Alternanthera denticulata)


93

Hydrobiology

Plate A4-2 Dawson River U/S tributary

Common rush (Juncus usitatus) River clubrush (Schoenoplectus validus)

Nitella (Nitella sp.) Waternymph (Najas tenuifolia)

Pond weed (Potamogeton crispus) Red water milfoil (Myriophyllum verrucosum)


94

Hydrobiology

Ribbon weed (Vallisneria

americana)

Knotweed ( Persicaria sp.) Water primrose (Ludwigia

peploides)

Plate A4-3 Horse Creek 2

Common rush (Juncus usitatus)

Plate A4-4 Horse Creek 4

Sedge (Cyperus c.f. trinervis) Common rush (Juncus usitatus)

Plate A4-5 Juandah Creek U/S


95

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Common rush (Juncus usitatus)

Plate A4-6 Juandah Creek D/S

Water pepper (Persicaria hydropiper)


96

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APPENDIX 5 DIATOM SPECIES LIST


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Table A5-1 Species present at all the sites, their associated pH, salinity, motility and SV

Species pH

Salin

ity

Mo

tile

SV

Can

al

Ck U

/S

Can

al

Ck D

/S

Eu

rom

ba

h C

k U

/S

Eu

rom

ba

h C

k D

/S

Daw

so

n R

U/S

tri

b

Daw

so

n R

D/S

Ho

rse C

k 1

Ho

rse C

k 2

Ho

rse C

k 4

Wan

do

an

Ck

Ju

an

dah

Ck U

/S

Ju

an

dah

Ck D

/S

Concentration (cells/gm)

10200

23400

11800

9700

7500

21600

16400

12500

7900

11300

11400

16800

Amphora libyca 4 2 x 43 4

Amphora veneta 5 3 x 44 3 1

Anomoeneis sphaerophora 5 - x 42 15 3 44 4

Aulacoseira granulata 4 2 x 46 5 2 2

Bacillaria paxillifer 5 4 39 8

Caloneis silicula 4 2 x 56 6 12

Cocconeis placentula 4 2 x 33 1 4 2

Cyclostephanos tholiformis - - x 43 4 2 1 2

Cyclotella meneghiniana 4 3 x 41 4 16 12 1

Cyclotella pseudostelligera 3 2 x 34 4 1

Cyclotella stelligera 3 2 x 51 8 2

Cymbella tumida 4 2 x 49 3

Diadesmis confervacea 3 3 45 248 6

Diploneis parma 4 4 52 62 1 47 6

Fallacia pygmaea 5 3 43 2 2 8 2

Fallacia tenera 4 - 38 8

Frustulia rhomboides 2 1 71 1

Gomphonema angustum 4 2 x 37 10 1 2 12 6

Gomphonema parvulum 3 2 x 54 24 6 52 1

Gyrosigma attenuatum 5 2 54 6 1 4 4 4 1

Gyrosigma nodiferum - - 47 2 4 4 4

Gyrosigma spencerii - - 53 1 2 4

Hantzschia amphioxys 3 2 55 2 30 4

Hippodonta capitata 3 4 46 3

Luticola mutica 4 4 60 3 3

Mastogloia elliptica 4 4 56 2 2

Mastogloia smithii 4 4 50 2 6

Navicula cari 4 2 60 3 4

Navicula cincta 4 2 52 2 2

Navicula cryptocephala 3 2 46 2

Navicula cryptotenella 4 2 46 4 8

Navicula erifugia 4 3 34 8 4 48 3 4 8 63

Navicula gregaria 4 3 43 2 4

Navicula heimansoides 2 1 69 1 2 6

Navicula leptostriata 2 1 56 2 1 6

Navicula libonensis - - 50 1 1 1

Navicula menisculoides 4 2 65 4 4

Navicula menisculus 4 2 37 8 4 6 2 2 6

Navicula perminuta - - 58 4

Navicula recens 4 3 64 9 4 1 4 1 4 1


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Hydrobiology

Navicula schroeterii 4 3 35 18 72 128 8 183 38 18

Navicula submuralis - - 49 2 2 4

Navicula subrhynocephala - - 58 2

Navicula tenelloides 4 2 43 3 3 42 12 3

Navicula veneta 4 3 44 20

Navicula viridula 4 2 44 84 50 24 54 51 24 8

Navicula viridula var. linearis 4 2 44 4 4 8 4

Nitzschia acicularis 4 2 45 4 2 4 2 2 4

Nitzschia dissipata 4 2 41 12 3 1 20 12 16 26 12

Nitzschia filiformis 4 4 43 4 8

Nitzschia fonticola 4 2 48 4

Nitzschia frustulum 4 3 37 2 4 4 2

Nitzschia graciliformis 4 2 54 6 2

Nitzschia gracilis 3 1 57 6 10

Nitzschia inconspicua 4 3 37 6 2 6

Nitzschia lacuum 4 2 44 4

Nitzschia liebetruthii 4 2 36 1 1 2

Nitzschia linearis 4 2 45 2

Nitzschia palea 3 2 49 4 1 4 1 6 6

Nitzschia palea var debilis 3 1 49 2 2 3

Nitzschia paleaceae 4 2 54 6 3 6 8

Nitzschia paleaformis 1 2 51 2 2

Nitzschia perminuta 4 2 44 1 3 2

Nitzschia reversa - - 56 2 4 2 4 4 2

Nitzschia sigma 4 4 48 2 4

Nitzschia subacicularis 4 2 63 2

Pinnularia microstauron 3 2 73 4 4 2

Placoneis elgenensis 4 2 39 3 28 31 3

Pleurosigma attenuatum - - - 2

Rhopalodia brebissonii 4 3 49 2 2

Rhopalodia constricta - - 51 1 4

Rhopalodia gibba 5 2 46 2 28 6 42 52

Rhopalodia musculus 4 53 26 118 63 28 78 38 163

Rossithidium linearis 3 1 72 1

Sellaphora pupula 3 2 53 18 2 15

Sellaphora seminulum 3 2 33 2 4

Surirella brebissonii 4 3 45 6 4 16

Surirella elegans 3 2 61 1 4

Synedra ulna 4 2 x 58 31

Tryblionella calida 4 4 35 2 6 6

Tryblionella debilis 4 - 36 1 2 2

Tryblionella hungarica 4 3 43 4 1 12

Total valves counted over 10 transects 195 385 249 235 180 367 325 232 151 224 211 308

Documents

APPENDIX 2 HABITAT DESCRIPTIONS - Environment · 2019. 9. 23. · QGC – Surat North Gas Project May 2012 76 biology EUROMBAH CREEK D/S Average stream wetted width 4.3 m Bankfull