This is a list (excluding birds) of species of fauna (animals) and flora (plants) that have been observed in Lake Arrowhead. Tip: Use the search function of your browser to find what you are looking for.
Invasives and non-native species are shown in red.
Fauna
- Beaver Castor canadensis
- Bryozoan Pectinatella magnifica
- Chipmunk (swimming!) Tamias striatus
- Crayfish, Spiny cheek Faxonius limosus
- Crayfish, Virile Orconectes virilis
- Fishfly, Summer Chauliodes pectinicornis
- Frog, Bull- Rana catesbeianus or Lithobates catesbeiana
- Frog, Green Lithobates clamitans
- Frog, Pickerel Lithobates palustris
- Jellyfish, Freshwater Craspedacusta sowerbii (confirmed 2020)
- Leech, Smooth Turtle Placobdella parasitica
- Mink Neogale vison
- Moose Alces alces (wading)
- Muskrat Ondatra zibethicus
- Mussel, Freshwater eastern elliptio Elliptio complanata
- Racoon Procyon lotor
- Snail, Bellmouth Ramshorn Planorbella campanulata
- Snail, Chinese Mystery Cipangopaludina chinensis (confirmed 2020)
- Snake, Common water- Nerodia sipedon
- Sunfish, Pumpkinseed Lepomis gibbosus
- Squirrel, Red (fell in and swam out) Tamiasciurus hudsonicus
- Toad, American Bufo americanus
- Turtle, Painted Chrysemys picta picta
- Turtle, Snapping Chelydra serpentina
Fish
- Bass, Largemouth Micropterus salmoides
- Bass, Smallmouth Micropterus dolomieu
- Bullhead, Brown Ameiurus nebulosus
- Burbot (cusk) Lota lota
- Crappie, Black Pomoxis nigromaculatus
- Eel, American Anguilla rostrata
- Perch, White Morone americana
- Perch, Yellow Perca flavescens
- Pickerel, Chain Esox niger
- Shiner, Common Luxilus cornutus
- Shiner, Golden Notemigonus crysoleucas
- Sucker, White Catostomus commersoni
- Sunfish, Pumpkinseed Lepomis gibbosus
Aquatic Flora
- algae Batrachospermum
- Arrowhead, Grass-leaved Sagittaria graminea
- bacteria, Nostoc
- Bladderwort, Common Utricularia vulgaris
- Bladderwort, Hidden-fruit Utricularia geminiscapa
- Bladderwort, Humped Utricularia gibba
- Bladderwort, Large Purple Utricularia purpurea
- Bladderwort, Little Floating Utricularia radiata
- Bladderwort, Northern Utricularia intermedia
- Bladderwort, Swollen Utricularia inflata (confirmed Oct 2021)
- Bulrush, Swaying Schoenoplectus subterminalis
- Bur-reed, floating leaf Sparganium fluctuans
- Burr-reed, American Sparganium americanum
- Coontail Ceratophyllum demersum
- Crystalwort, Floating Riccia fluitans
- Hyssop, Hedge Gratiola aurea
- Little floating heart Nymphoides cordata
- Lobelia, Water Lobelia dortmanna
- Marigold, Water Bidens beckii
- Metaphyton (colonial algae "clouds") metaphyton
- Moss, Aquatic
- Moss, Sphagnum
- Muskgrass Chara spp.
- Naiad, Brittle Najas minor (confirmed August 2020)
- Naiad, Slender Najas flexilis
- Naiad, Thread-like Najas gracillima
- Orphrydium versatile
- Pickerel weed Pontedaria cordata
- Pipewort Eriocaulon aquaticum
- Pondweed, Berchtold's Potamogeton berchtoldii
- Pondweed, Clasping-leaf Potamogeton perfoliatus
- Pondweed, Fern Potamogeton robbinsii
- Pondweed, Flat-stem Potamogeton zosteriformis
- Pondweed, Floating-leaf Potamogeton natans
- Pondweed, Large-leaf Potamogeton amplifolius
- Pondweed, Northern snail-seed Potamageton spirillus
- Pondweed, Ribbon-leaf Potamogeton epihydrous
- Pondweed, Variable Potamogeton gramineus
- Quillwort Isoetes spp.
- Rush, Bayonet Juncus militaris
- Sedge, Three-way Dolichium arundinaceum
- Spatterdock Nuphar variegata
- Spikerush, Needle Eleocharis acicularis
- Spikerush, Robbins' Eleocharis robbinsii
- Stonewort spp. Nitella spp.
- Sweet flag, American Acorus americanus
- Water Lily, fragrant Nymphaea odorata
- Water milfoil, Dwarf Myriophyllum tenellum
- Water milfoil, Variable Myriophyllum heterophyllum
- Water milfoil, Whorled Myriophyllum verticillatum
- Watershield Brasenia schreberi
- Waterweed, Common Elodea canadensis
- Waterweed, Slender Elodea nuttallii
- Waterwort Elatine minima
- Wild celery (eel grass) Vallisneria americana
Wetland flora
Found on the shoreline of Lake Arrowhead
- Blueberry, Highbush Vaccinium corymbosum
- Blueberry, Lowbush Vaccinium angustifolium
- Bugleweed, American Lycopus americanus
- Buttonbush Cephalanthus occidentalis
- Cardinal flower Lobelia cardinalis
- Cranberry Vaccinium macrocarpon
- False Foxglove, Small-flowered, Agalinis paupercula
- False Nettle, Small-spiked Boehmeria cylindrica
- Iris, Yellow Iris pseudacorus
- Iris, Purple flag Iris versicolor
- Laurel, Bog American Kalmia polifolia
- Laurel, Sheep Kalmia angustifolia
- Leatherleaf Chamaedaphne calyculata
- Loosestrife, Purple Lythrum salicaria
- Milkweed, Swamp Asclepias incarnata
- Myrtle, Bog Myrica gale
- Pogonia, Rose Pogonia ophioglossoides
- Rhodora Rhododendron canadense
- Rose, Swamp Rosa palustris
- Skullcap, Marsh Scutellaria galericulata
- Sundew, Round-leaved Drosera rotundiflora
- Turtlehead Chelone glabra
- Wort, Marsh St. John's Triadenum virginicum
Sources
2022-09-11 Initial publication