427 010 HOLLAND ISLAND, MARYLAND 



LOCATION: 

 ISLAND SIZE: 

 COLONY SIZE: 

 HABITAT: 



38° 07' N; 76° 05' W 



43 



<2 



Island - marsh 



NEST SUBSTRATE: Trees 

 OWNERSHIP: Private - individual(s) 



SPECIES 



Great Blue Heron 



Green Heron 

 Little Blue Heron 

 Cattle Egret 



Great Egret 



Snowy Egret 



Louisiana Heron 

 Blk.-cr. Night Heron 



Ylw.-cr. Night Heron 

 Glossy Ibis 

 Herring Gull 

 Common Tern 



DATE 

 June 



June 19 

 June 19 

 June 



June 



June 



June 8 

 June 



June 19 

 June 8 

 June 19 

 June 19 



NESTING PAIRS 

 100 



10 

 45 

 80 



55 



200 



45 

 75 



15 



33 



5 



21 



INVENTORY METHOD 



Combined estimate - air 



& ground 



Adult estimate - ground 



Adult estimate - ground 



Combined estimate - air 



& ground 



Combined estimates - air 



& ground 



Combined estimates - air 



& ground 



Adult estimate - air 



Combined estimates - air 



& ground 



Adult estimate - ground 



Adult estimate - air 



Nest count - ground 



Nest count - ground 



427 011 SOUTH MARSH ISLAND, MARYLAND 



LOCATION: 



ISLAND SIZE: 



COLONY SIZE: 



HABITAT: 



NEST SUBSTRATE: 



OWNERSHIP: 



SPECIES 



Forster's Tern 



38° 06' N; 76° 01' W 



<2 



<2 



Island - marsh 



Wrack 



Public • Maryland Dept. Nat. Resources 



DATE 

 June 8 



NESTING PAIRS 



INVENTORY METHOD 

 Adult estimate - air 



538 



