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Environmental differences in fish

Scientists reveal contrasts in fish of same species

A recent study has revealed that the parasitic communities of fish can differ greatly within the same species depending on its location.

Although every body of water on earth contains a unique variety of species and organisms, it has previously been unknown how largely this can affect fish of the same species living within the same region.

A recent study, published in the Journal of Parasitology, has revealed that fish of the same species, living in lakes just 1.5 miles (2.5 kilometres) apart, have different parasitic communities.

One of the lakes has been minimally affected by human factors, whereas, five species of non-indigenous fish have been added to the other.

The two species studied, which are both native to the lakes they inhabit, showed a a difference in parasites due to contrasts in their environment.

Furthermore, the research showed that average lengths and weights between fish of the same species were also "significantly different" as a result of environmental factors.

Scientists say further investigation is needed to find specific reasons that fish of the same species, living in lakes so close to one another, can be so different.

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New roadshow brings free flea and tick checks to dog owners

News Story 1
 A nationwide roadshow offering free, personalised parasite risk assessments and flea and tick checks will be visiting popular dog events across the UK.

The All About Dogs shows in Norfolk and Knebworth, will be among the first events to host MSD Animal Health's Big Parasite Check campaign, which aims to address common misconceptions and highlight the importance of year-round parasite protection.

A total of six dog-friendly events will feature the free clinics from summer through to winter. Full roadshow dates and locations are available on The Big Parasite Check map or through your local MSD Animal Health Representative.  

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In a recent statement, the BVA noted that members are reporting more severe clinical signs and higher mortality rates than in previous years.

'We know that farm vets are working hard to support farmers and animals affected by this outbreak, during what is an extremely difficult time for all involved,' they stated. 'Continued vigilance to identify disease early is vital and vaccination remains the best way of protecting animals from this disease.'