<p>Mean brodifacoum residue levels in fish collected systematically on Sand Island on Midway Atoll, Northwestern Hawaiian Islands, 2022–2024. MLOD is method limit of detection; MLOQ is method limit of quantitation; ND is not detected. N/A (not applicable) is listed where there was no brodifacoum detected or only one sample analyzed.</p>

Mean brodifacoum residue levels in fish collected systematically on Sand Island on Midway Atoll, Northwestern Hawaiian Islands, 2022–2024. MLOD is method limit of detection; MLOQ is method limit of quantitation; ND is not detected. N/A (not applicable) is listed where there was no brodifacoum detected or only one sample analyzed.