Boxplots summarizing environmental conditions at seal structures (B = breathing hole, H = haul-out lair, P = pup lair) in Kotzebue Sound (KS) and Ledyard Bay (LB).

• Main Authors: Donna D. W. Hauser (3779470), Kathryn J. Frost (4898728), John J. Burns (11767788)
• Format: Still Image
• Language: unknown
• Published: 2021
• Subjects: Neuroscience; Evolutionary Biology; Ecology; Marine Biology; Inorganic Chemistry; Environmental Sciences not elsewhere classified; Astronomical and Space Sciences not elsewhere classified; Biological Sciences not elsewhere classified; similar studies conducted; pusa hispida </; obligate marine mammals; div >< p; eastern chukchi sea; recent environmental changes; limited baseline information; ringed seal (<; greater ice deformation; ringed seals (<; >) breeding habitat; ledyard bay ); greater overall density; excavate subnivean lairs; 2 </ sup; measure pup habitat; ringed seal structures; simple breathing holes; established study grids; landfast sea ice; ice deformation 29; 490 structures located; ringed seals; ledyard bay; breathing holes; sea ice; seal structures; landfast ice; ice habitat; study establishes; recent declines; pup lairs; baseline upon; 6 structures; 1 structures; unquantified impacts; two regions; trained dogs; spring 1983; simple haul; seasonal cover; provide protection; pacific arctic; kotzebue sound; geographic regions; future research; closer proximity; climate change; additional research; Arctic; Chukchi Sea; Lair; Pacific; Chukchi; Climate change; Pacific Arctic; Pusa hispida; ringed seal; Sea ice
• Online Access: https://doi.org/10.1371/journal.pone.0260644.g004

Environmental conditions include: a) snow depth at the structure, b) extent of ice deformation, and c) ice relief height. Boxes correspond to the lower and upper quartiles, and black lines indicate median values. Whiskers and open dots indicate extreme values and outliers, respectively.