R.C.S.A. § 26-306-6

List of species of special concern

SupersededLast amended: 2015Year: 2026Length: 1,500 wordsOfficial source

Cite as Conn. Agencies Regs. § 26-306-6

(a) The following mammal species are determined to be species of special concern: *Canis lupus Gray wolf Lasionycteris noctivagans Silver-haired bat Lasiurus borealis Red bat Lasiurus cinereus Hoary bat *Neotoma magister Eastern woodrat Phocoena phocoena ssp.phocoena Harbor porpoise *Puma concolor couguar Eastern cougar Synaptomys cooperi Southern bog lemming *Believed Extirpated (b) The following bird species are determined to be species of special concern: Aegolius acadicus Northern saw-whet owl Ammodramus caudacutus Saltmarsh sharp-tailed sparrow *Ammodramus henslowii Henslow's sparrow Buteo platypterus Broad-winged hawk Caprimulgus vociferus Whip-poor-will Dolichonyx oryzivorus Bobolink Egretta caerulea Little blue heron Empidonax alnorum Alder flycatcher Falco sparverius American kestrel Gavia immer Common loon *Numenius borealis Eskimo curlew Nyctanassa violacea Yellow-crowned night-heron Passerculus sandwichensis Savannah sparrow Passerculus sandwichensis ssp. princeps Ipswich sparrow (wintering population) Plegadis falcinellus Glossy ibis Progne subis Purple martin Setophaga americana Northern parula Setophaga cerulea Cerulean warbler Sterna hirundo Common tern Toxostoma rufum Brown thrasher *Believed Extirpated (c) The following reptile species are determined to be species of special concern: Clemmys guttata Spotted turtle Glyptemys insculpta Wood turtle Heterodon platirhinos Eastern hognose snake Malaclemys terrapin terrapin Northern diamondback terrapin Opheodrys vernalis Smooth green snake Terrapene carolina carolina Eastern box turtle Thamnophis sauritus Eastern ribbon snake (d) The following amphibian species are determined to be species of special concern: Ambystoma jeffersonianum Jefferson salamander "complex" Ambystoma laterale Blue-spotted salamander "complex" Necturus maculosus Mudpuppy Rana pipiens Northern leopard frog (e) The following fish species are determined to be species of special concern: Alosa aestivalis Blueback herring Carcharias taurus Sand tiger shark Catostomus catostomus Longnose sucker Cottus cognatus Slimy sculpin Enneacanthus obesus Banded sunfish Liparis atlanticus Atlantic seasnail Notropis bifrenatus Bridle shiner Ulvaria subbifurcata Radiated shanny (f) The following invertebrate species are determined to be species of special concern: *Acronicta albarufa Barrens dagger moth Acronicta falcula Corylus dagger moth Acronicta fragilis Fragile dagger moth *Acronicta lanceolaria Pointed dagger moth Agonum darlingtoni Ground beetle Agonum mutatum Ground beetle Agrotis stigmosa Spotted dart moth Amara chalcea Ground beetle Apamea lintneri Sand wainscot moth Argyrostrotis anilis Short-lined chocolate Badister transversus Ground beetle Bembidion carinula Ground beetle Bembidion lacunarium Ground beetle Bembidion planum Ground beetle Bembidion pseudocautum Ground beetle Bembidion quadratulum Ground beetle Bembidion semicinctum Ground beetle Bembidion simplex Ground beetle *Bombus affinis Rusty-patched bumble bee *Bombus ashtoni Ashton’s cuckoo bumble bee Brachinus cyanipennis Bombardier beetle Brachinus fumans Bombardier beetle Brachinus medius Bombardier beetle Brachinus ovipennis Bombardier beetle Brachinus patruelis Bombardier beetle Callophrys henrici Henry's elfin *Callophrys polios Hoary elfin Cambarus bartonii Common crayfish Carabus serratus Ground beetle Carabus vinctus Ground beetle Catocala badia badia Bay underwing moth *Catocala pretiosa pretiosa Precious underwing moth Chaetaglaea cerata Waxed sallow *Chlosyne harrisii Harris’ checkerspot *Chlosyne nycteis Silvery checkerspot *Cicindela dorsalis dorsalis Northeastern beach tiger beetle Cicindela formosa generosa Big sand tiger beetle Cicindela hirticollis Hairy-necked tiger beetle Cicindela marginata Saltmarsh tiger beetle *Cicindela purpurea Purple tiger beetle *Citheronia regalis Regal moth Coccinella novemnotata Nine-spotted lady beetle Crangonyx aberrans Mystic Valley amphipod *Cucullia speyeri Speyer’s paint Derrima stellata Pink star moth Dichagyris acclivis Noctuid moth Digrammia equivocata Equivocal looper *Drasteria occulta Drasteria moth Eacles imperialis imperialis Imperial moth Enallagma daeckii Attenuated bluet Enallagma minusculum Little bluet Enallagma pictum Scarlet bluet Erynnis horatius Horace's duskywing *Erynnis martialis Mottled duskywing *Eulimnadia agassizii Clam shrimp Euphyes dion Sedge skipper Euxoa pleuritica Fawn brown dart moth Euxoa violaris Violet dart moth Fagitana littera Marsh fern moth *Fossaria galbana Boreal fossaria Fossaria rustica Lymnaeid snail Geopinus incrassatus Ground beetle *Glena cognataria Blueberry gray moth Gomphus adelphus Mustached clubtail Gomphus vastus Cobra clubtail Gomphus ventricosus Skillet clubtail Goniops chrysocoma Horse fly Gyraulus circumstriatus Disc Gyro Harpalus caliginosus Ground beetle Harpalus erraticus Ground beetle Helluomorphoides praeustus bicolor Ground beetle Hybomitra frosti Horse fly Hybomitra lurida Horse fly *Hydraecia immanis Hop vine borer moth Hyparpax aurora Pink prominent Ladona deplanata Blue corporal dragonfly Leptodea ochracea Tidewater mucket Lethe eurydice Eyed brown Ligumia nasuta Eastern pondmussel Lithophane lemmeri Lemmer's noctuid moth Lithophane viridipallens Pale green pinion moth Lomamyia flavicornis Yellow-horned beaded lacewing *Lordithon niger Black lordithon rove beetle Loxandrus vulneratus Ground beetle Lycaena epixanthe Bog copper Lycaena hyllus Bronze copper Macropis ciliata Fringed loosestrife oil-bee Margaritifera margaritifera Eastern pearlshell Melitara prodenialis Eastern cactus-boring moth Meropleon ambifuscum Newman's brocade Metarranthis apiciaria Barrens metarranthis moth *Mixogaster johnsoni Syrphid fly Nebria lacustris lacustris Ground beetle *Nicrophorus americanus American burying beetle *Papaipema circumlucens Hops-stalk borer moth *Papaipema maritima Maritime sunflower borer moth *Papaipema sciata Culvers root borer moth Parasa indetermina Stinging rose caterpillar moth Photedes inops Spartina borer moth Pomatiopsis lapidaria Slender walker *Pyreferra ceromatica Annointed sallow moth Scaphinotus viduus Ground beetle Schinia spinosae Apinose flower moth *Sideridis maryx Maroonwing moth Somatochlora elongata Ski-tailed emerald *Speyeria idalia Regal fritillary Sphodros niger Purse web spider Stagnicola catascopium Woodland pondsnail Stonemyia isabellina Tabanid fly Stygobromus tenuis tenuis Piedmont groundwater amphipod Sympistis perscripta Scribbled sallow moth Sympistis riparia Synurella chamberlaini Dune Sympistis Coastal pond amphipod Valvata sincera Boreal turret snail Valvata tricarinata Turret snail Zale obliqua Oblique zale *Zale submediana Gray spring zale *Believed Extirpated (g) The following plant species are determined to be species of special concern: Acalypha virginica Virginia copperleaf *Amaranthus pumilus Sea-beach amaranth Anemone acutiloba Sharp-lobed hepatica *Angelica venenosa Hairy angelica *Antennaria howellii ssp. petaloidea Field pussytoes *Aplectrum hyemale Puttyroot *Arethusa bulbosa Dragon’s-mouth Aristida longespica var. geniculata Needlegrass Asclepias purpurascens Purple milkweed *Asclepias variegata White milkweed Asplenium montanum Mountain spleenwort Atriplex glabriuscula Bracted orache Bidens beckii Beck’s water-marigold *Blephilia ciliata Downy wood-mint *Blephilia hirsuta Hairy wood-mint Bolboschoenus maritimus ssp. paludosus Bayonet grass Bolboschoenus novae-angliae Salt marsh bulrush *Botrychium simplex Little grape fern *Calystegia silvatica Short-stalked false bindweed *Calystegia spithamaea Low bindweed Cardamine douglassii Purple cress Carex aestivalis Summer sedge Carex aquatilis ssp. altior Water sedge Carex bushii Bush’s sedge *Carex collinsii Collins’ sedge *Carex crawfordii Crawford sedge Carex foenea Bronze sedge Carex formosa Handsome sedge Carex hitchcockiana Hitchcock's sedge Carex molesta Troublesome sedge *Carex nigromarginata Black-edge sedge Carex novae-angliae New England sedge Carex oligocarpa Eastern few-fruited sedge *Carex oligosperma Few-seeded sedge *Carex pauciflora Few-flowered sedge Carex prairea Prairie sedge Carex sterilis Dioecious sedge Carex trichocarpa Hairy-fruited sedge Carex tuckermanii Tuckerman's sedge Carex typhina Cattail sedge Celastrus scandens American bittersweet *Chenopodium rubrum Red goosefoot *Coleataenia longifolia ssp. elongata Long-leaved redtop-panicgrass Corallorhiza trifida Early coral root *Crocanthemum dumosum Bushy frostweed Crocanthemum propinquum Low frostweed *Crotonopsis elliptica Elliptical rushfoil *Cuphea viscosissima Blue waxweed *Cuscuta coryli Hazel dodder *Cynoglossum virginianum Wild comfrey *Cypripedium arietinum Ram's-head lady's-slipper Cypripedium parviflorum Yellow lady's-slipper Deschampsia cespitosa Tufted hairgrass Desmodium glabellum Dillenius' tick-trefoil *Desmodium sessilifolium Sessile-leaf tick-trefoil Dicentra canadensis Squirrel corn *Dichanthelium ovale ssp. Stiff-leaved rosette-panicgrass pseudopubescens *Dichanthelium sphaerocarpon var. Round-fruited rosette-panicgrass isophyllum *Dichanthelium xanthophysum Pale-leaved rosette-panicgrass *Doellingeria infirma Appalachian white-aster Draba reptans Whitlow-grass *Drosera filiformis Thread-leaf sundew Drymocallis arguta Tall cinquefoil Dryopteris goldiana Goldie's fern *Eleocharis microcarpa var. filiculmis Small-fruited spikesedge Elymus wiegandii Wiegand's wild rye Endodeca serpentaria Virginia snakeroot *Equisetum palustre Marsh horsetail *Gamochaeta purpurea Purple cudweed Gaultheria hispidula Creeping snowberry *Geranium bicknellii Bicknell's northern crane's-bill *Goodyera repens var. ophioides Dwarf rattlesnake plantain *Heteranthera reniformis Kidneyleaf mud-plantain Honckenya peploides Seabeach sandwort Hottonia inflata Featherfoil *Huperzia appressa Fir clubmoss *Hybanthus concolor Green violet Hydrophyllum virginianum Virginia waterleaf *Hypericum adpressum Creeping St. John's-wort Hypericum ascyron Great St. John's-wort *Juncus debilis Weak rush *Lechea racemulosa Illinois pinweed Lespedeza repens Creeping bush-clover Liatris novae-angliae New England blazing-star Lilaeopsis chinensis Lilaeopsis Limosella australis Mudwort *Linum intercursum Sandplain flax *Ludwigia polycarpa Many-fruited false-loosestrife Lycopus amplectens Clasping-leaved water-horehound Lygodium palmatum Climbing fern *Lyonia mariana Stagger-bush *Malaxis bayardii Bayard’s white adder’s mouth Mitella nuda Naked miterwort *Nuphar advena Large yellow pond lily *Nuphar microphylla Small yellow pond lily *Oenothera fruticosa Sundrops Opuntia humifusa Eastern prickly pear Orontium aquaticum Golden club *Orthilia secunda One-sided pyrola Oxalis violacea Violet wood-sorrel Panax quinquefolius American ginseng *Panicum verrucosum Warty panic grass *Paronychia fastigiata Hairy forked chickweed *Paspalum setaceum var. psammophilum Thin paspalum *Phaseolus polystachios var. Wild kidney bean polystachios Phragmites americanus American reed Plantago virginica Hoary plantain *Platanthera dilatata Tall white bog orchid Platanthera flava var. herbiola Pale green orchid *Platanthera hookeri Hooker's orchid *Platanthera orbiculata Large round-leaved orchid *Polanisia dodecandra Clammy-weed Polygala ambigua Alternate milkwort Polygonum glaucum Seabeach knotweed *Prunus alleghaniensis Alleghany plum *Prunus maritima var. gravesii Grave's beach plum *Puccinellia pumila Goose grass Quercus macrocarpa Bur oak *Ranunculus flammula var. Creeping spearwort reptans Ranunculus pensylvanicus Bristly buttercup *Rhus aromatica Fragrant sumac (native populations only) Ribes glandulosum Skunk currant *Ribes lacustre Swamp black currant Ribes rotundifolium Wild currant *Rosa nitida Shining rose Rubus cuneifolius Sand blackberry *Rumex persicarioides Sea-side dock *Sabatia dodecandra Large marsh pink Sagittaria subulata Awl-leaved arrowhead Salix petiolaris Slender willow Schizachne purpurascens Purple oat *Schwalbea americana Chaffseed *Scirpus georgianus Georgia bulrush *Scirpus longii Long's bulrush *Scleria verticillata Low nutrush *Smilax hispida Bristly greenbriar *Solidago aestivalis Early wrinkle-leaved goldenrod *Solidago latissimifolia Elliott's goldenrod Spiranthes tuberosa var. grayi Little ladies'-tresses Stellaria borealis Northern stitchwort *Symphyotrichum prenanthoides Crooked-stem aster Trichomanes intricatum Appalachian gametophyte *Trichophorum alpinum Alpine bulrush *Vaccinium vitis-idaea ssp. minus Mountain cranberry *Valerianella radiata Beaked corn-salad *Veratrum latifolium Hybrid bunchflower *Verbena simplex Narrow-leaved vervain *Viburnum nudum Possum haw Viola canadensis Canada violet *Viola hirsutula Southern wood violet Viola nephrophylla Northern bog violet Viola selkirkii Great-spurred violet *Believed Extirpated
R.C.S.A. § 26-306-6: List of species of special concern | Justis AI