PWS.Bird_1 Published on February 22, 2020 in Prince William Sound Marine Bird Population TrendsFull resolution (633 × 354) ← Previous Next → FIGURE 1. DENSITY (BIRDS/KM2) ESTIMATED FOR (A) MARBLED MURRELET [MAMU], (B) KITTLITZ’S MURRELET [KIMU], (C) PIGEON GUILLEMOT [PIGU], AND (D) BLACK-LEGGED KITTIWAKE [BLKI] ACROSS PRINCE WILLIAMS SOUND, ALASKA, 1989-2018.