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Copepods are a group of small crustaceans found in nearly every freshwater and saltwater habitat. Some species are planktonic.

Plankton doesn't eat microplastic

Finally, a bit of good news. Well, sort of. It is not good that plastic finds its way into our oceans and can be detected in just about every sample of water but at least it appears that microplastics do not accumulate in the aquatic food chain.

Why damselfish chasing away cleaner fish's customers is bad for reefs

Many of us are familiar with the scenes at cleaning stations, where cleaner fish and cleaner shrimp feed on the parasites and dead tissues of their “clients.”

Under normal circumstances, sharknose gobies (Elacatinus evelynae) would set up a cleaning station at a coral reef, and use it as a base to attend to their “clients”—usually the parrotfish, surgeonfish, butterflyfish, etc— by eating the parasites and dead body tissue off their client's skin, fins and mouth. 

However, at reefs with damselfish, things are not always so peaceful.

SDUFEX Underwater Film Festival Open for Submissions March 1, 2023

The San Diego Undersea Film Exhibition (SDUFEX) is proud to announce plans for their 24th Annual Underwater Film Festival on October 6 & 7, 2023.

The in-person event will be held at San Diego’s state of the art Qualcomm Auditorium. Each evening, the upwards of 500 attendees will enjoy a completely different line up of films.

Apeks DSX

The DSX technical dive computer from Apeks is loaded with cutting-edge features, the manufacturer writes, including sidemount and CCR mode, induction or cable charging and management of up to 6 gasses.

Arthur Castillo had his conviction quashed after the court gave a different interpretation to the “buddy system” which had been a crucial factor in his previous conviction
Arthur Castillo had his conviction quashed after the court gave a different interpretation to the “buddy system” which had been a crucial factor in his previous conviction

Appeals court clears diver of involuntary manslaughter of diving buddy

On Friday 25 November 2022, a lower court found diver Arthur Castillo, 60, guilty of the involuntary homicide of his long-time dive buddy Christine Gauci, who died following a dive in Mgarr ix-Xini, a bay on the southern coast of Gozo in January 2020. Gauci was an Armed Forces of Malta member, diving instructor and technical diver.

In a ruling that caused outrage in the diving community, the lower court handed Castillo a two-year jail term suspended for four years, which was immediately appealed.