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Adventive
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Coastal Plain only
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Endangered (Federal)
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Endangered (MD)
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Exotic
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Extinct
\n
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\n
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G1 (Highly globally rare)
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G1G2 (Highly globally rare)
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\n
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\n
G3 (Globally rare/local)
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G4
\n
G4G5
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G5
\n
Garrett only
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GH (No known extant occurrences)
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GU (Global status uncertain)
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\n
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\n
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Reviewable (MD/DCRC)
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S1 (Highly state rare)
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S1B (Highly state rare breeder)
\n
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\n
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S1S2 (Highly state rare)
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S1S2B (State rare breeder)
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S2 (State rare)
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S2B (State rare breeder)
\n
S2B (State rare breeder)
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S2S3 (State rare)
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S2S3B (State rare breeder)
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S3B (State watchlist breeder)
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S3S4B (State watchlist breeder)
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S4SE
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SH (Historical)
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SHB (State historical breeder)
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SR (State rare)
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SXM (State extirpated migrant)
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Western MD only
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Worcester only
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Photos
Common Name
Genus
Species
Records
Category
Family
Order
Class
Kingdom
1
No Common Name
Amphibalanus
venustus
2
Barnacles
Balanidae
Sessilia
Hexanauplia
Animalia
2
Bay Barnacle
Balanus
improvisus
13
Barnacles
Balanidae
Sessilia
Maxillopoda
Animalia
3
Ivory Barnacle
Balanus
eburneus
7
Barnacles
Balanidae
Sessilia
Maxillopoda
Animalia
4
White Barnacle
Balanus
subalbidus
2
Barnacles
Balanidae
Sessilia
Maxillopoda
Animalia
5
No Common Name
Balanus
galeatus
1
Barnacles
Balanidae
Sessilia
Maxillopoda
Animalia
