If one watches a bacterium swimming in a uniform environment, its movement will look like a random walk with relatively straight swims interrupted by random tumbles that reorient the bacterium.

This purposeful random walk is a result of simply choosing between two methods of random movement ; namely tumbling and straight swimming.

It also permitted tracking of fish in 3D, giving each fish ’ s swimming path and absolute direction of movement.

Competitive swimming wetsuits are made of the most expanded foam ; they have to be very flexible to allow the swimmer unrestricted movement.

Hébert set up a " méthode naturelle " ( natural method ) session consisting of ten fundamental groups: walking, running, jumping, quadrupedal movement, climbing, balancing, throwing, lifting, self-defense, swimming, which are part of three main forces: During World War I and World War II, Hébert's teaching continued to expand, becoming the standard system of French military education and training.

Their movement is " fish-like " and makes it look as if they are swimming.

* Human swimming, human movement through water

The tight fitting lower part lets the wearer kick while swimming, and the loose fitting top allows easy arm movement.

Suit squeeze can also hinder the diver's movement and make swimming more difficult.

Swimming butterfly is difficult if the core is not utilized, and correct timing and body movement makes swimming the butterfly much easier.

A swimming frog has a leg movement very close to that of a breaststroker.

Another variant is the old style of swimming backstroke, where the arm movement formed a complete circle in a windmill type pattern.

* Clothes swimming: The swimmer is wearing clothes that restrict movement when wet, i. e. almost all clothes.

Some changes began in 1912 with the change of wearing of the neck tie, and by 1950 the movement no longer taught against the immodesty of mixed bathing ( swimming ) between the sexes or the addition of the television into the home.

Swimfins, swim fins, fins or flippers are worn on the foot or leg and made from finlike rubber or plastic, to aid movement through the water in water sports activities such as swimming, bodyboarding, bodysurfing, kneeboarding, riverboarding, and various types of underwater diving.

The pressure of the fluid and action of the surrounding circular and longitudinal muscles are used to change an organism's shape and produce movement, such as burrowing or swimming.

Most close-up shots involving limited movement by Willy, such as when Willy is in the trailer and the sequences involving Willy swimming in the open water, make use of an animatronic stand-in.

Their average swimming speed decreases when the tide rises at night, possibly because the influx of cooler water reduces their metabolism, or the accompanying movement of prey fishes makes foraging easier.

Fish inherited the same swimming movement, but they generally have stiffer backbones.

The animal was given the common name " Spanish dancer " because the whirling swimming movement, and the red color of the mantle, are reminiscent of the skirt movements of a flamenco dancer.

* Swimmers with a physical disability were assessed on muscle strength and the scope and coordination of movement, and their impact on different swimming styles.

When swimming, a villager may only move one space per turn, but there are no such restrictions for other methods of movement.

* amoeboid movement, a crawling-like movement, which also makes swimming possible

In a study of the lamprey tectum published in 2007, they found that electrical stimulation could elicit eye movements, lateral bending movements, or swimming activity, and that the type, amplitude, and direction of movement varied as a function of the location within the tectum that was stimulated.

Under the auspices of the Women's Recreation Association, interclass competition is organized in badminton, basketball, field hockey, golf, tennis, and swimming.

It is a good eight years now since each of us acquired a swimming pool -- eight enlightening, vigorous, rigorous, not wholly unrewarding years.

The predomination of free swimming ciliated protozoa is indicative of a high bacterial population.

Innumerable motels from Tucson to New York boast swimming pools ( `` swim at your own risk '' is the hospitable sign poised at the brink of most pools ).

The building forms a U-shape around a central inner " garden " the central feature of which is a kidney-shaped swimming pool.

While trying to swim across the dangerous Euphrates, Abd al-Rahman is said to have become separated from his brother Yahiya, who began swimming back towards the horsemen, possibly from fear of drowning.

The other long established club in the city ' Os Galitos ' was founded in 1904 and water related sports such as swimming, sailing and rowing are some of its longest traditional strongest specialities, other sections in the club include chess, basketball, snooker, pool and billiards among others, but rowing is the modality in which the club has a maintained a long and proud tradition going back more than one hundred years, reaching the highest possible excellence as a club with several of its individual and team of rowers having represented Portugal Internationally and at the Olympic games with good classifications on more than a just few occasions.

" It is often worn in hot weather, while swimming or sunbathing.

The water in the inner harbour is clean and safe for swimming.

* Calcium hypochlorite ( Ca ( OCl )< sub > 2 </ sub >) is used as a swimming pool disinfectant, as a bleaching agent, as an ingredient in deodorant, and in algaecide and fungicide.

Cycling while seated is a relatively non-weight bearing exercise that, like swimming, does little to promote bone density.

Whether or not this incident is true, Adomnan's text specifically states that the monster was swimming in the River Ness-the river flowing from the loch-rather than in Loch Ness itself.

As a sport, cross-country skiing is one of the most difficult endurance sports, as its motions use every major muscle group and it ( along with running, rowing and swimming ) is one of the sports that burn the most calories per hour in execution.

This is important for bacteria to find food ( for example, glucose ) by swimming towards the highest concentration of food molecules, or to flee from poisons ( for example, phenol ).

If the bacterium senses that it is moving in the correct direction ( toward attractant / away from repellent ), it will keep swimming in a straight line for a longer time before tumbling.

Current research aims at discovering " the signal that makes the cholera bacteria stop swimming and start to colonize ( that is, adhere to the cells of ) the small intestine.

The global governing body of diving is FINA, which also governs swimming, synchronized swimming, water polo and open water swimming.

This is frequently a source of political friction as the committees are naturally dominated by swimming officials who do not necessarily share or understand the concerns of the diving community.

The NCAA will separate diving from swimming in special diving competitions after the swim season is completed.

The University of Houston | University of Houston's CRWC Natatorium is home to the United States ' largest collegiate swimming pool

Entering water from a height is an enjoyable leisure activity, as is underwater swimming.