منابع مشابه
Using Tournament Angler Data to Rapidly Assess the Invasion Status of Alien Sport Fishes (Micropterus spp.) in Southern Africa
Fishes are one of the most commonly introduced aquatic taxa worldwide, and invasive fish species pose threats to biodiversity and ecosystem function in recipient waters. Considerable research efforts have focused on predicting the invasibility of different fish taxa; however, accurate records detailing the establishment and spread of invasive fishes are lacking for large numbers of fish around ...
متن کاملMulti-angler polarized remote sensing of non-spherical aerosol particles
T. H. Cheng, X. F. Gu, , and T.Yu 1 State Key Laboratory of Remote Sensing Science, Jointly Sponsored by the Institute of Remote Sensing Applications of Chinese Academy of Sciences and Beijing Normal University, Beijing, China 2 Demonstration Center for Spaceborne Remote Sensing, Chinese National Space Administration, Beijing, China E-mail: [email protected] Abstract: Aerosol particles in the atm...
متن کاملUsing the Internet to Understand Angler Behavior inthe Information Age
Declining participation in recreational angling isofgreatconcerntofisherymanagersbecausefishinglicense sales are an important revenue source for protection of aquatic resources.Thisdeclineis frequentlyattributed, inpart, to increasedsocietalrelianceonelectronics.Internetusebyanglers is increasingandfisherymanagersmayuse theInternetasa uniquemeans to inc...
متن کاملTeleost Fishes
The ulstrastructure of the saccular and lagenar maculae were studied in 15 species of teleost fishes, using the scanning electron microscope. Particular attention was paid to hair cell orientation patterns, composition of the ciliary bundles on the hair cells, hair cell distributions, and supporting cell types. The hair cells on both otolithic organs are divided into several groups with all of ...
متن کاملTime management in a Poisson fishing model
The aim of the paper is to extend the model of ”fishing problem”. The simple formulation is following. The angler goes to fishing. He buys fishing ticket for a fixed time. There are two places for fishing at the lake. The fishes are caught according to renewal processes which are different at both places. The fishes’ weights and the inter-arrival times are given by the sequences of i.i.d. rando...
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ژورنال
عنوان ژورنال: Nature
سال: 1930
ISSN: 0028-0836,1476-4687
DOI: 10.1038/125747a0