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Maryland Checklist - Category: Barnacles - all-time (Total: 7)
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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
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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
No Common Name
Amphibalanus
venustus
2
Barnacles
Balanidae
Sessilia
Hexanauplia
Animalia
2
Little Gray Barnacle
Chthamalus
fragilis
0
Barnacles
Chthamalidae
Sessilia
Maxillopoda
Animalia
3
No Common Name
Loxothylacus
panopaei
2
Barnacles
Sacculinidae
Kentrogonida
Maxillopoda
Animalia
4
Bay Barnacle
Balanus
improvisus
15
Barnacles
Balanidae
Sessilia
Maxillopoda
Animalia
5
Ivory Barnacle
Balanus
eburneus
9
Barnacles
Balanidae
Sessilia
Maxillopoda
Animalia
6
No Common Name
Balanus
galeatus
1
Barnacles
Balanidae
Sessilia
Maxillopoda
Animalia
7
White Barnacle
Balanus
subalbidus
2
Barnacles
Balanidae
Sessilia
Maxillopoda
Animalia
