📍 M5: Bottom House Farm

River: Misbourne Catchment: Colne Filter(s): 122

Your Site at a Glance

295
Species Detected
189
Genera Identified
101
Families Found
1,003,138
DNA Sequences

How Your Site Compares

Metric Your Site Misbourne Average Study Average
Species 295 238 206
Genera 189 168 151
Families 101 90 83
EPT Families 5 6 6

Rank 2 of 10 on Misbourne Rank 8 of 81 in study

🌊 Water Quality Indicators

Good

BMWP score: 101 (Very Good) — ASPT score: 5.3 (Good)

19 scoring macroinvertebrate families detected

Clean water with slight impacts; a healthy community of macroinvertebrate families is present.

🔍 Notable Findings

Conservation Species:

Invasive Species:

🦋 Top 10 Families at Your Site

1. Chironomidae (Non-biting Midges)
85 (28.8%)
2. Naididae (Aquatic Oligochaetes)
36 (12.2%)
3. Lumbricidae (Common Earthworms)
9 (3.1%)
4. Simuliidae (Black Flies)
9 (3.1%)
5. Cyclopidae (Cyclopoid Copepods)
6 (2.0%)
6. Anatidae (Ducks, Geese, and Swans)
6 (2.0%)
7. Psychodidae (Moth Flies)
5 (1.7%)
8. Enchytraeidae (Potworms)
5 (1.7%)
9. Ceratopogonidae (Biting Midges)
4 (1.4%)
10. Tipulidae (Crane Flies)
4 (1.4%)
Taxonomic composition

🪲 Extended Riverfly Taxa

1 Flatworms 18Dragonflies and Damselflies
2 Freshwater Snails 19Water Boatmen
3 Limpets 20Other Water Bugs
4 Bivalves 21Water Beetles
5 Aquatic Worms 22Alderflies
6 Leeches 23Caseless Caddisflies - Green Sedge
7 Crayfish 24Caseless Caddisflies - Net Spinners
8 Water Hoglouse 25Caseless Caddisflies - Non-Gilled
9 Freshwater Shrimps 26Cased Caddisflies - Hood Case-Maker
10 Invasive Non-Native Shrimps 27Cased Caddisflies - Weighted Case-Maker
11 Mayflies - Angler's Curse 28Cased Caddisflies - Bush Tailed Caddisfly
12 Mayflies - Olives 29Cased Caddisflies - Other
13 Mayflies - Prong Gilled 30Craneflies
14 Mayflies - Flatbodied 31Blackflies
15 Mayflies - Green Drake 32Non-Biting Midges
16 Mayflies - Blue-Winged Olive 33Water Snipe Flies
17 Stoneflies
19/33 Extended Riverfly taxa detected

Note: The Extended Riverfly Monitoring Initiative calculates scores based on abundance categories, which cannot be determined from eDNA presence/absence data. This checklist shows which taxa groups were detected but does not constitute an official ARMI score.

🐟 Fish Species

7 fish species detected (5 families, 44 ESVs)
SpeciesFamilyESVs
Phoxinus phoxinus (Minnow) Cyprinidae 10
Gasterosteus aculeatus (Three-spined Stickleback) Gasterosteidae 5
Scardinius racovitzai Cyprinidae 4
Salmo trutta (Brown Trout / Sea Trout) Salmonidae 3
Phoxinus colchicus Cyprinidae 1
Potamorrhaphis guianensis Belonidae 1
Cottus bairdii Cottidae 1

🪰 EPT Species (Mayflies, Stoneflies & Caddisflies)

6 EPT species detected (5 families, 11 ESVs — E:5 / P:0 / T:1)
SpeciesFamilyESVs
Ephemeroptera (Mayflies)
Cloeon dipterum (Pond Olive) Baetidae 3
Baetis rhodani (Large Dark Olive) Baetidae 2
Caenis horaria (Angler's Curse) Caenidae 2
Ephemera danica (The Mayfly) Ephemeridae 1
Paraleptophlebia submarginata (Turkey Brown) Leptophlebiidae 1
Trichoptera (Caddisflies)
Glyphotaelius pellucidus (Northern Caddisflies) Limnephilidae 2

🔗 Your Ecological Twin

Most similar site: M4 - Quarrendon Mill
River: Misbourne (same river)
Similarity: 45% of species shared
Download Data

295 Species detected at this site — CSV format, opens in Excel

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