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Maryland Checklist - Phylum: Cnidaria - all-time (Total: 21)
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Adventive
\n
Coastal Plain only
\n
Endangered (Federal)
\n
Endangered (MD)
\n
Excluded
\n
Exotic
\n
Extinct
\n
Extirpated
\n
Extralimital
\n
G1 (Highly globally rare)
\n
G1G2 (Highly globally rare)
\n
G2 (Globally rare)
\n
G2G3 (Globally rare)
\n
G3 (Globally rare/local)
\n
G3G4 (Globally vulnerable)
\n
G4
\n
G4G5
\n
G5
\n
Garrett only
\n
GH (No known extant occurrences)
\n
GU (Global status uncertain)
\n
Hybrid
\n
In need of conservation
\n
Invasive
\n
Nativity Uncertain
\n
Non-native
\n
Reviewable (MD/DCRC)
\n
S1 (Highly state rare)
\n
S1B (Highly state rare breeder)
\n
S1M (State rare migrant)
\n
S1N (State rare non-breeder)
\n
S1S2 (Highly state rare)
\n
S1S2B (State rare breeder)
\n
S2 (State rare)
\n
S2B (State rare breeder)
\n
S2B (State rare breeder)
\n
S2S3 (State rare)
\n
S2S3B (State rare breeder)
\n
S3 (Watch list)
\n
S3B (State watchlist breeder)
\n
S3S4
\n
S3S4B (State watchlist breeder)
\n
S4SE
\n
SH (Historical)
\n
SHB (State historical breeder)
\n
SR (State rare)
\n
Status Uncertain
\n
SUB (Status uncertain breeder)
\n
SXB (State extirpated breeder)
\n
SXM (State extirpated migrant)
\n
Threatened (Federal)
\n
Threatened (MD)
\n
Undescribed
\n
Vulnerable
\n
Waif
\n
Western MD only
\n
Worcester only
\n
Photos
Common Name
Genus
Species
Records
Category
Family
Order
Class
Kingdom
1
Ghost Anemone
Diadumene
leucolena
9
Sea Anemones
Diadumenidae
Actiniaria
Anthozoa
Animalia
2
Sea Onion
Paranthus
rapiformis
4
Sea Anemones
Atnostolidae
Actiniaria
Anthozoa
Animalia
3
Starlet Sea Anemone
Nematostella
vectensis
6
Sea Anemones
Edwardsiidae
Actiniaria
Anthozoa
Animalia
4
Orange-striped Green Anemone
Diadumene
lineata
3
Sea Anemones
Diadumenidae
Actinaria
Anthozoa
Animalia
5
No Common Name
Aiptasiogeton
eruptaurantia
1
Sea Anemones
Aiptasiidae
Actiniaria
Anthozoa
Animalia
1
Northern Star Coral
Astrangia
poculata
2
Stony Corals
Rhizangiidae
Scleractinia
Hexacorallia
Animalia
1
Portuguese Man-of-War
Physalia
physalis
3
Hydrozoans
Physaliidae
Siphonophora
Hydrozoa
Animalia
2
No Common Name
Cordylophora
caspia
1
Hydrozoans
Cordylophoridae
Anthoathecata
Hydrozoa
Animalia
3
No Common Name
Craspedacusta
sowerbyi
9
Hydrozoans
Olindiidae
Limnomedusae
Hydrozoa
Animalia
4
By-the-wind Sailor
Velella
velella
2
Hydrozoans
Porpitidae
Anthoathecatae
Hydrozoa
Animalia
5
No Common Name
Hydractinia
sp.
1
Hydrozoans
Hydractiniidae
Anthoathecata
Hydrozoa
Animalia
6
No Common Name
Nemopsis
bachei
1
Hydrozoans
Bougainvilliidae
Anthoathecatae
Hydrozoa
Animalia
7
Green Hydra
Chlorohydra
viridissima
3
Hydrozoans
Hydridae
Anthoathecatae
Hydrozoa
Animalia
8
No Common Name
Rathkea
octopunctata
1
Hydrozoans
Rathkeidae
Anthoathecata
Hydrozoa
Animalia
9
Blue Button
Porpita
porpita
1
Hydrozoans
Porpitidae
Anthoathecata
Hydrozoa
Animalia
1
Lion's-mane Jellyfish
Cyanea
capillata
13
Jellyfish
Cyaneidae
Semaeostomeae
Scyphozoa
Animalia
2
Cannonball Jellyfish
Stomolophus
meleagris
0
Jellyfish
Rhizostomatidae
Rhizostomeae
Scyphozoa
Animalia
3
Moon Jelly
Aurelia
aurita
1
Jellyfish
Ulmaridae
Semaeostomeae
Scyphozoa
Animalia
4
Atlantic Bay Nettle
Chrysaora
chesapeakei
73
Jellyfish
Pelagiidae
Semaeostomeae
Scyphozoa
Animalia
5
Mushroom-cap Jellyfish
Rhopilema
verrilli
3
Jellyfish
Rhizostomatidae
Rhizostomeae
Scyphozoa
Animalia
6
Atlantic Sea Nettle
Chrysaora
quinquecirrha
0
Jellyfish
Pelagiidae
Semaeostomeae
Scyphozoa
Animalia
