Top Tweets for #WhatFishWednesday
Our #WhatFishWednesday is the Sablefish (Anoplopoma fimbria).
This species is also commonly called Black Cod due to its similar body shape. However, it is not closely related to "true" cod species.
📷Robertson, D Ross via @CASeaGrant
This weeks #WhatFishWednesday is a fish from a family with only 2 species.
This species was once nicknamed the horse mackerel but it is not commonly used today.
Reveal at ~4pm ET/1pm PT .
📷: @CASeaGrant
DYK: California halibut are sometimes ambicolored?
This means they have dark coloration on the normally white blind side. Completely ambicolored halibut have a "hook" (depression) behind the eye near the dorsal fin.
#WhatFishWednesday
📷: McKeever 1958, CA Fish & Game
Our #WhatFishWednesday is the California Halibut (Paralichthys californicus)!
This species was first collected near San Diego, CA in the 19th century.
But fossil halibuts have been found in S. CA and date back to the late Pliocene (~1.8 mya).
📷: @CASeaGrant - J. Maughn/CC
Its Wednesday!!!
This week our #WhatFishWednesday is another species of pacific flatfish. They are so ugly they are cute.
This species has an extra large mouth for a flatfish and can live up to 30 years.
Thoughts? Reveal at 1pm PT/4pm ET
📷: Ken Kurtis, Reef Seekers Dive Co.
DYK: California sheephead change sexes as they grow?
Sheephead are born female and transition into males at various stages in their lifecycle as determined by environmental conditions and pressures.
#WhatFishWednesday #FishFacts
📷: Dr. Scott Hamilton @MLMLmarinesci
So many correct answers!
This week our #WhatFishWednesday is the California Sheephead.
Male and females have different color patterns and body shapes. Males are larger, w/ black tail and head, reddish-orange midriff, red eyes and a fleshy forehead bump.
Camera:
@MontereyAq
Our #whatfishwednesday is a sport fish found in the eastern Pacific.
It has a characteristic white chin and protruding canine teeth that allow it to pry hard shelled prey (urchins, lobsters, molluscs) from rocks.
Any guesses?
Answer reveal at 3pm ET/12pm PT.
📷: @CASeaGrant
Sixgill sharks have the widest distribution of all sharks, except maybe the great white.
They are found in both temperate and tropical regions
And have been known to dive over 6000 ft (1800 m) deep.
#Fishfacts #WhatFishWednesday
📷: @NOAA public domain image
Our #WhatFishWednesday are the hexanchidae - cow sharks including #sixgills.
Their most distinctive feature is the presence of 6 or 7 gill slits.
These sharks also lack a nictitating membrane which is a translucent third eyelid found in most other sharks.
📷: @NOAAFisheries
It’s hump day which means time for more #WhatFishWednesday.
This week our “fish” is one of the oldest extant cartilaginous fish groups dating back to the early Jurassic
And they only have 1 dorsal fin!
Keep those guesses coming. Answer reveal at 3pm ET/12pm PT
📷: @WDFW
In the 1930s and 1940s, pacific sardines supported the largest fishery in the western hemisphere.
In the 1950s, there was a dramatic fishery collapse due to a combo of fishing pressure and poor ocean conditions.
#WhatFishWednesday
📷: HIROYA MINAKUCHI/MINDEN PICTURES
These fish are usually blue-green in their backs with silvery bellies.
However, once two Lemon-yellow colored pacific sardines were fished out of Monterey Bay. #WhatFishWednesday
📷: @oceana
I ended up getting stuck in a meeting so sorry for the delay! Our #whatfishwednesday is the Pacific Sardine (Sardinia’s sagax).
These are an important fisheries species and are known to have been important part of Native American fisheries.
Its Wednesday which means it’s time for #WhatFishWednesday! (I almost forgot 😦)
As Dr. Milton Love says one of his books, “(this fish).. are small, pelagic schooling fish with a a doomed story arc.”
Keep your guesses coming. Fish reveal at 2pm PDT.
📷: @NOAAFisheries
Our fish is the #Cowcod! 🐄🐟
Sebastes levis meaning “magnificent” and “fantastic” aka “fin-tastic”
Genetic studies suggest that cowcods date back ~6 million years and are not that closely related to any other extant rockfish. #fishfacts #whatfishwednesday
📷: @NOAAFisheries
This week’s #Whatfishwednesday is not an herbivore like it’s namesake.
It is an ambush predator living on rock outcrops from 65-1600ft deep
It is one of the largest species in its genus and can live up to 55 years!
Any thoughts? 📷: @MBARI_News
Even though they are in the righteye flounder family the % of starry flounder that are left-eyed (sinistral) vs right-eyed (dextral) varies geographically.
California 50-60%
Alaska ~67%
Japan 100%
#whatfishwednesday #fishfacts
📷:https://t.co/XLyzGFMwkb
This week's #WhatFishWednesday is the Starry flounder, Platichthys stellatusa literally "starry flat fish".
Recognizable by alternating yellowish and dark bars on their dorsal, caudal, and anal fins. They also have star shaped scales! #fishfacts
📷: Dr. Dwayne Meadows, NMFS
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