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The Hawaiian Monk Seal in the Northwestern Hawaiian Islands, 2002

Description: The following document presents results of field studies of the endangered Hawaiian monk seal conducted in the Northwestern Hawaiian Islands during 2002. These studies provide information to evaluate the status and trends of monk seal subpopulations; natural history traits such as survival, reproduction, growth, behavior, and feeding habits; and the success of various activities designed to facilitate population growth.
Date: July 2005
Creator: Johanos, Thea C. & Baker, Jason D.
open access

The Hawaiian Monk Seal in the Northwestern Hawaiian Islands, 1995

Description: The following report is based on findings from the observational studies on the Hawaiian monk seal in the Northwestern Hawaiian Islands during 1995. The objectives of this research were to conduct beach counts (censuses), tag weaned pups and immature seals for permanent identification, identify other seals by previously applied tags and by natural or applied markings, monitor reproduction, survival, injuries, entanglements, interatoll movements, disappearances, and deaths, perform necropsies, c… more
Date: July 1997
Creator: Johanos, Thea C. & Ragen, Timothy J.
open access

Hawaiian Monk Seal Reproduction and Injuries on Lianski Island, 1982

Description: Abstract: data on the Hawaiian monk seal, Monachus schnauinslandi, including pup production, pupping locations, and injuries at Lisianski Island in 1982 are presented. Twenty-eight pups were born, of which 26 survived to weaning. Of the observed births, 75% occurred on the east side of the island. Average nursing period for 14 mother-pup pairs was 37.4 days. One exchange of pups was observed. Ten seals were injured while personnel were present on the island. Four of these injuries were attribut… more
Date: July 1986
Creator: Johanos, Thea C. & Henderson, John R.
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