Accurate estimates of abundance are fundamental to the conservation of threatened
species, but are often difficult to obtain directly. Population size assessments of marine …

Assessments of population trends based on time-series counts of individuals are
complicated by imperfect detection, which can lead to serious misinterpretations of data …

Estimates regarding population parameters are often based on data from surveys. To ensure
that such estimates are as accurate as possible, it is important to know the detectability …

The Pacific Coast of the Baja California Peninsula (BCP), Mexico, is a hotspot for foraging
loggerhead turtles Caretta caretta originating from nesting beaches in Japan. The BCP …

Many animals invest time and energy in removing unwanted organisms from their body
surface; however, the benefits of symbiotic cleaning associations to 'clients' are disputed. We …

Identifying long-term population trends is essential for the conservation of species of
concern. With money and personnel often in short supply, the success of a monitoring …

Over the last few decades, evidence of marine vertebrate bycatch has been collected for a
range of industrial fisheries. It has recently been acknowledged that large impacts may also …

Results of hawksbill turtle Eretmochelys imbricata nest monitoring on Cousin Island,
Seychelles, indicate an 8-fold increase in abundance of nesting females since the early …

Sea turtle populations are often assessed at the regional to sub-basin scale from discrete
indices of nesting abundance. While this may be practical and sometimes effective …

Population monitoring must be accurate and reliable to correctly classify population status.
For sea turtles, nesting beach surveys are often the only population‐level surveys that are …