Today's Catch

Feb 18, 2014
Credit:

Robert L. Pitman, NOAA Fisheries, USA

Killer whales ( Orcinus orca ) have something in common with humans: early menopause. Read Smithsonian marine scientist Nancy Knowlton's blog post to find out more.Read more
Feb 4, 2014
Credit:

David Burdick/NOAA Photo Library

A crown-of-thorns starfish ( Acanthaster planci ) on a reef in the Marianas Islands. An “outbreak” of these coral-eating starfish can decimate a reef, and they have done great damage on Australia's Great Barrier Reef.Read more
Feb 3, 2014
Credit:

Seabird McKeon

Relatively slow moving, juvenile plane-head filefish Monacanthus hispidus (Monacanthidae) travel along with the algae. They pick off and eat small animals as they move around in the rotating sargassum ball. Adult filefish only grow to be about 11 inches long. Off the coast of Belize, Smithsonian Marine Science Network postdoctoral fellow, Seabird McKeon, studies floating seaweeds and the...Read more
Jan 22, 2014
Credit:

U.S. Fish and Wildlife Service

In the 1940s the short-tailed albatross population plummeted from tens of millions to such a small number that they were believed to be extinct. Their decline was due to hunting for their feathers and damage to their breeding islands from volcanic activity. Keeping track of these migratory birds can be difficult. They nest and breed on islands off of Japan and then fly to the west coast of the...Read more
Dec 27, 2013
Credit:

© Glenn Loates

An adult giant squid struggles for survival in an encounter with a sperm whale - its only known predator. The whale will probably overpower and eat the squid. More about the giant squid can be found in our Giant Squid section .Read more
Dec 23, 2013
Credit:

Joseph Poupin, Institut de Recherche de l'Ecole Naval

Ghost crabs are often seen scuttling quickly along beaches at night, when they emerge from their burrows to feed, and can be difficult to photograph in the wild. They are common in Moorea, an island in the Pacific Ocean, where this specimen was collected. More about the Moorea can be found in the article "Scientists Catalog Life on the Island of Moorea . "Read more
Dec 10, 2013
Imagine if a fish at the market could tell you where it came from; what would it say? "I came from a world of drifters," says one fish in this video. The world of drifters is the world of zooplankton . Many zooplankton, like the fish, are tiny embryos and recently-hatched larvae that will grow into much bigger fish, squids, clams, crabs, worms, corals, starfish, and other organisms. Some, like...Read more
Dec 2, 2013
Credit:

James Watt

The critically endangered Hawaiian monk seal ( Monachus schauinslandi ) is one of hundreds of marine species that can be found cruising the waters of Papahānaumokuākea, a chain of islands northwest of the main Hawaiian archipelago. Despite living in protected habitat, Hawaiian monk seals frequently become entangled in fishermen's nets, threatening their survival. It's estimated that only around 1...Read more
Nov 26, 2013
Credit:

©2002 MBARI

Sea jellies such as this one in the genus Benthocodon are commonly seen on or near the seafloor in the Monterey Canyon off central California. Some jellies in this genus feed on animals that live in seafloor sediment. Learn more about life in the deep sea in the Deep Ocean Exploration section.Read more
Nov 19, 2013
Credit:

Filip Nuyttens, World Register of Marine Species

The European green crab ( Carcinus maenas ) has spread far beyond its native continent, to waters off North and South America, Asia and Australia. It's a voracious eater and poses a nuisance to shellfish farmers. Invasive species have various means of reaching new habitats. Read about the role ships play in spreading invasive species .Read more

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