ALT Here’s a little sea-cret about the spotted cusk eel. This fish isn’t actually an eel!! But true eels and cusk eels do have some things in common–most noticeably …

Wrasses are primarily a shallow-water group. The vast majority of this family’s biodiversity can be encountered in the upper 100 feet or so of the world’s tropical and temperate …

While very uncommon, it is possible for a glass pane on your aquarium to develop a permanent haze appearance as a result of alkali glass corrosion. What is alkali …