| Species | ABA Rarity Code | % Correct |
|---|---|---|
| Laughing Gull | 1 | 100%
|
| Common Tern | 1 | 93%
|
| Lesser Black-backed Gull | 2 | 93%
|
| Western Gull | 1 | 93%
|
| Arctic Tern | 1 | 87%
|
| Bonaparte's Gull | 1 | 87%
|
| Caspian Tern | 1 | 87%
|
| Forster's Tern | 1 | 87%
|
| Franklin's Gull | 1 | 87%
|
| Glaucous Gull | 1 | 87%
|
| Great Black-backed Gull | 1 | 87%
|
| Little Gull | 2 | 87%
|
| Ring-billed Gull | 1 | 87%
|
| Royal Tern | 1 | 87%
|
| Black-headed Gull | 2 | 80%
|
| Black-legged Kittiwake | 1 | 80%
|
| California Gull | 1 | 80%
|
| Glaucous-winged Gull | 1 | 80%
|
| Herring Gull | 1 | 80%
|
| Iceland Gull | 1 | 80%
|
| Sandwich Tern | 1 | 80%
|
| Short-billed Gull | 1 | 80%
|
| Black Tern | 1 | 73%
|
| Ivory Gull | 3 | 73%
|
| Least Tern | 1 | 73%
|
| Red-legged Kittiwake | 2 | 73%
|
| Roseate Tern | 2 | 73%
|
| Ross's Gull | 3 | 73%
|
| Black Skimmer | 1 | 67%
|
| Elegant Tern | 1 | 67%
|
| Gull-billed Tern | 1 | 67%
|
| Heermann's Gull | 1 | 67%
|
| Kelp Gull | 4 | 67%
|
| Slaty-backed Gull | 3 | 67%
|
| Yellow-footed Gull | 2 | 67%
|
| Yellow-legged Gull | 4 | 67%
|
| Bridled Tern | 2 | 60%
|
| Brown Noddy | 2 | 60%
|
| Sabine's Gull | 1 | 60%
|
| Sooty Tern | 2 | 60%
|
| Swallow-tailed Gull | 5 | 60%
|
| White-winged Tern | 4 | 60%
|
| Aleutian Tern | 2 | 53%
|
| Black Noddy | 2 | 53%
|
| Black-tailed Gull | 4 | 47%
|
| Gray Gull | 5 | 47%
|
| White Tern | 2 | 47%
|
| Large-billed Tern | 5 | 40%
|
| Belcher's Gull | 5 | 33%
|
| Common Gull | 3 | 33%
|
| Gray-hooded Gull | 5 | 33%
|
| Inca Tern | 5 | 33%
|
| Little Tern | 4 | 33%
|
| Blue-gray Noddy | 3 | 20%
|
| Gray-backed Tern | 2 | 20%
|
| Great Crested Tern | 5 | 13%
|
| Whiskered Tern | 5 | 7%
|
| Pallas's Gull | 5 | 0%
|