📍 B6: Woodall Estate

River: Beane Catchment: Upper Lea (Hertfordshire) Filter(s): 119, 132

Your Site at a Glance

282
Species Detected
204
Genera Identified
110
Families Found
1,251,637
DNA Sequences

How Your Site Compares

Metric Your Site Beane Average Study Average
Species 282 268 206
Genera 204 193 151
Families 110 103 83
EPT Families 8 5 6

Rank 5 of 10 on Beane Rank 12 of 81 in study

🌊 Water Quality Indicators

Good

BMWP score: 119 (Very Good) — ASPT score: 6.0 (Good)

20 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)
52 (18.4%)
2. Naididae (Aquatic Oligochaetes)
36 (12.8%)
3. Lumbricidae (Common Earthworms)
12 (4.3%)
4. Cerambycidae (Longhorn Beetles)
7 (2.5%)
5. Enchytraeidae (Potworms)
6 (2.1%)
6. Simuliidae (Black Flies)
5 (1.8%)
7. Tipulidae (Crane Flies)
5 (1.8%)
8. Cyprinidae (Carp and Allies)
5 (1.8%)
9. Limoniidae (Limoniid Crane Flies)
4 (1.4%)
10. Cyclopidae (Cyclopoid Copepods)
3 (1.1%)
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

9 fish species detected (6 families, 89 ESVs)
SpeciesFamilyESVs
Gasterosteus aculeatus (Three-spined Stickleback) Gasterosteidae 13
Phoxinus phoxinus (Minnow) Cyprinidae 11
Barbatula barbatula (Stone Loach) Nemacheilidae 8
Cottus bairdii Cottidae 5
Potamorrhaphis guianensis Belonidae 2
Salmo trutta (Brown Trout / Sea Trout) Salmonidae 2
Rutilus frisii Cyprinidae 2
Phoxinus colchicus Cyprinidae 1
Squalius alburnoides Cyprinidae 1

🪰 EPT Species (Mayflies, Stoneflies & Caddisflies)

11 EPT species detected (8 families, 20 ESVs — E:4 / P:1 / T:6)
SpeciesFamilyESVs
Ephemeroptera (Mayflies)
Paraleptophlebia submarginata (Turkey Brown) Leptophlebiidae 3
Baetis rhodani (Large Dark Olive) Baetidae 2
Serratella ignita (Blue Winged Olive) Ephemerellidae 2
Baetis vernus (Medium Olive) Baetidae 1
Plecoptera (Stoneflies)
Leuctra digitata (Rolled-winged Stoneflies) Leuctridae 1
Trichoptera (Caddisflies)
Glyphotaelius pellucidus (Northern Caddisflies) Limnephilidae 5
Halesus digitatus (Northern Caddisflies) Limnephilidae 2
Goera pilosa (Humpless Case-maker Caddisflies) Goeridae 1
Silo nigricornis (Humpless Case-maker Caddisflies) Goeridae 1
Hydroptila vectis (Microcaddisflies) Hydroptilidae 1
Rhyacophila dorsalis (Free-living Caddisflies) Rhyacophilidae 1

🔗 Your Ecological Twin

Most similar site: E1B - parallel channel near source (winterbourne)
River: Channel (different river)
Similarity: 43% of species shared
Download Data

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

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