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Latest Ichthyology Stories

Bull Sharks Have Most Powerful Bite
2012-10-21 09:59:37

The shark with the most powerful bite isn't the Great White or the Hammerhead, scientists have discovered -- rather, it is the Bull shark that bites with the most force relative to its size.

Researchers Use Underwater Robot To Track Tagged Tiger Sharks
2012-10-18 10:18:37

Researchers from University of Delaware are in the midst of a multiyear study with Delaware State University researchers to better understand the behavior and migration patterns of sand tiger sharks.

Ocean Warming Is Shrinking Fish Size
2012-10-01 09:33:57

New research by a team of North American scientists indicates that warmer water may cause shrinkage in average fish size and populations of fish stocks.

White Shark Diet Varies By Individual
2012-09-30 08:52:34

Marine scientists have long known that white sharks feed on seals and sea lions, but a new study demonstrates that there is surprising variability in the diets of individual sharks.

Clues Captured For Sustainability Of Fish Populations
2012-09-28 10:33:22

Thanks to studies of a fish that gives birth to live young and is not fished commercially, scientists at UC Santa Barbara have discovered that food availability is a critical limiting factor in the health of fish populations.

First-time Analysis Provided Of 3 Distinct Contributions Of Forage Fish Worldwide
2012-09-10 11:43:12

Study led by scientists from the Institute for Ocean Conservation Science at Stony Brook University will enable trade-offs to be evaluated in forage fishery and coastal management

Sharks And Rays Need More Protection From Overfishing
2012-09-05 05:41:31

At the IUCN's World Conservation Congress this week, the Wildlife Conservation Society urged the world's governments to take urgent steps to save sharks and rays from the relentless pressure of overfishing for international trade.

Coral Reef Fish Connections Are Much More Complex
2012-09-04 04:00:27

Ocean scientists have known for a long time that juvenile coral reef fishes use coastal seagrass and mangrove habitats as nurseries, before they move into the coral reefs as adults.


Latest Ichthyology Reference Libraries

Prowfish
2014-05-30 12:05:29

The prowfish (Zaprora silenus) is a subtropical species of a perch-like fish found in the northern Pacific Ocean. The range of the prowfish is from the Aleutian Islands, Alaska to Kamchatka, Russia, from Navarin Canyon in the Bering Sea to Hokkaido, Japan and Monterey, California. The preferred habitat of the prowish is rocky bottom at a maximum of 2,200 feet in depth where they spend most of their adult life. Prowfish can grow to a length of 40 inches or more having an elongated body that...

Bluefish, Pomatomus saltatrix
2013-10-22 10:54:52

The Bluefish (Pomatomus saltatrix) is the only living species of the family Pomatomidae. It is a marine pelagic fish that can be found around the world in temperate and subtropical waters, except for the northern Pacific Ocean. Bluefish are known as tailor in Australia, shad on the east coast of South Africa, and elf on the west coast. Other common names regarding this fish are blue, chopper, and anchoa. It is a good eating and game fish. The bluefish is moderately proportioned with a...

Ichthyology
2013-10-02 13:31:45

Ichthyology is the study of fish that focuses on many types of fish including cartilaginous fish, jawless fish, and skeletal fish. This branch of zoology can be associated with marine biology and fisheries science, as well as other areas of study. Ichthyologists, those who practice ichthyology, have discovered more than 32,200 species of fish, and it is thought that they discover 250 new species each year. Humans first began to study fish during the Upper Paleolithic Revolution, when humans...

Little tunny, Euthynnus alletteratus
2013-03-28 14:07:39

The little tunny is found widespread in temperate and tropical waters of the Atlantic Ocean, Black Sea and Mediterranean Sea. It is the most common tuna and is highly migratory, with a range from Cape Cod, Massachusetts to Brazil in the Western Atlantic. In the Eastern Atlantic it is found from Skagerrak to South Africa. The little tunny will form schools close to the shoreline, around inlets, and sandbars that can cover up to two miles. This fish prefers warm water and will migrate south in...

African Sharptooth Catfish, Clarias gariepinus
2013-02-09 08:30:28

Image Credit: WA Djatmiko/Wikipedia (CC BY-SA 3.0, 2.5, 2.0 and 1.0) The African sharptooth catfish is native throughout Africa, and the Middle East, and in the 1980’s it was introduced all over the world. This catfish lives on muddy bottoms in freshwater lakes, rivers, swamps, man-made habitats, and occasionally found in urban sewage systems. This species is able to crawl across dry ground to another body of water when one pool dries up. It is also able to survive for long periods of...

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Word of the Day
ecotone
  • A transitional zone between two communities containing the characteristic species of each.
The word 'ecotone' comes 'eco-' plus a Greek root meaning 'tension'.