Region 1: EPA New England
Boyden Stream - Invertebrates
| Invertebrates | Estimated Count* |
|---|---|
| Ablabesmyia mallochi | 30 |
| Amnicola (Lyogyrus) | 30 |
| Amnicola limosa | 240 |
| Aulodrilus limnobius | 30 |
| Baetidae | 120 |
| Calopteryx | 30 |
| Calopteryx maculata | 150 |
| Ceratopogonidae | 30 |
| Coenagrion/Enallagma | 30 |
| Coenagrionidae | 600 |
| Corixidae | 30 |
| Dicrotendipes tritomus | 60 |
| Dromogomphus spinosus | 30 |
| Gastropoda | 120 |
| Helobdella stagnalis | 30 |
| Heptageniidae | 270 |
| Hyalella azteca | 1980 |
| Hydrachna | 30 |
| Hydrobiidae | 420 |
| Hydropsyche | 30 |
| Labrundinia | 30 |
| Lebertia | 30 |
| Lumbriculidae | 30 |
| Macronychus | 30 |
| Microtendipes pedellus grp. | 30 |
| Mystacides | 90 |
| Nemertea | 30 |
| Neureclipsis | 30 |
| Nilotanypus | 30 |
| Odontoceridae | 30 |
| Oxyethira | 150 |
| Paratanytarsus | 120 |
| Peltodytes | 60 |
| Planariidae | 90 |
| Polypedilum illinoense | 180 |
| Procloeon | 60 |
| Sphaeriidae | 30 |
| Stenochironomus | 30 |
| Stenonema | 30 |
| Stylaria lacustris | 180 |
| Synorthocladius | 60 |
| Tanytarsus | 150 |
| Thienemannimyia grp. | 30 |
| Triaenodes | 30 |
| Tribelos | 60 |
| Trichoptera | 30 |
| Zygoptera | 60 |
*Estimated number based on a subsampling multiplier.
Total stream area sampled is 4 square meters.