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Shark Reproduction and Mating System Evolutio
Mating System Evolutio Art credit: ©Guy Harvey, Guy Harvey Inc. Elasmobranch Reproduction and Mating System Evolution The collapse of shark populations has resulted from the inability of shark ... such a pivotal aspect of fisheries management, there is little information available on mating systems, reproductive mechanisms, and genetic basis of parentage in sharks, and elasmobranchs in ...
www.nova.edu

Shark Conservation and Ecology
... and management. Shark DNA Forensics and Fin Trade Research Shark Movements Research Elasmobranch Reproduction and Mating System Evolution Photo credits: Shark market: © Shelley Clarke
www.nova.edu More from this site

EMS - Environmental Entomology - Invertebrate Surveys and Conservation - Bird and Insect Databases
... female mated three males in territory of about 0.15ha; difficult to estimate because of mating system n/k solitary migratory in groups of 5-20; solitary in winter n/a n ...
www.environmental-entomology.co.uk

The Dolphin Institute - Whale Research
Mating system of the humpback whale. The social organization and behaviors of male humpback whales in the winter ground had characteristics similar to that a lekking system seen in some ... males will perform most of the breeding activity. There are some important differences between the mating system of the humpback whale and a classic lek, however; most noticeably, male humpback whales ...
www.dolphin-institute.org

SCS: Ringed Seal (Phoca hispida)
Little is known about the subspecies' mating system, but mating is thought to take place in mid- to late May, ... is thought that lactation lasts 1.5-2 months and that mating takes place during early lactation. In the summer the seals ... usually found hauled out alone or in pairs along shorelines. The mating behaviour of the subspecies has not yet been documented, but the ...
www.pinnipeds.org

Walton Hall Nature Trail
Both dragonflies and damselflies have an unusual mating system involving sex in the tandem position. Head downstream towards the footbridge back to the university ...
www.open.ac.uk

Products: Science Briefs
Recruitment of Common Eiders (Somateria mollissima dresseri) in the Gulf of Maine 18 Phylogeography and Mating System of American woodcock (Scolopax minor) 19 Survival of American Woodcock (Scolopax minor) during fall migration ...
www.pwrc.usgs.gov

Grading Up Programmes
It is resorted to where a breed ... known as ‘grade’ animals. Breeding up strictly refers to the system used to increase or fix a single desired feature of a ... being bred for by mating standard black Galloway cows to a purebred White Galloway bull and then continuing using the mating system described above. In ...
rarebreeds.co.nz

CRESLI grey seal page
The mating system for grey seals is polygynous (poly = many; gyny = female), in which males mate with many different females. Mating occurs on land and ...
cresli.org

MARS - Monterey Accelerated Research System - Home page
ODI’s facility that involved several mating and un-mating operations while under pressure (10,000 psi) with 10kV applied to the connector ... instruments in the deep-sea. That's the vision behind the Monterey Accelerated Research System (MARS). The system, currently under construction, consists of a 52-km (32-mile) undersea cable that ...
mbari.org