Questions tagged [fish]

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119 views

Why is Tzaara'as considered a Sakana?

The Shulchan Aruch in Orach Chaim 173:2 writes: בין בשר לדגים חובה ליטול משום דקשה לדבר אחר וחמירא סכנתא מאיסורא There is an obligation to wash one's hands between fish and meat because it causes &...
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2answers
62 views

Why Fins and Scales?

The Torah (Vayikra 11:9) writes אֶת־זֶה֙ תֹּֽאכְל֔וּ מִכֹּ֖ל אֲשֶׁ֣ר בַּמָּ֑יִם כֹּ֣ל אֲשֶׁר־לוֹ֩ סְנַפִּ֨יר וְקַשְׂקֶ֜שֶׂת בַּמַּ֗יִם בַּיַּמִּ֛ים וּבַנְּחָלִ֖ים אֹתָ֥ם תֹּאכֵֽלוּ - These you may ...
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1answer
146 views

How can Imitation Crabmeat be kosher? [duplicate]

BH This is one that I still have a problem wrapping my head to understand how this is possible. I remember my rabbi teaching me Torah and Exodus 23 reads ... You shall not boil a kid in its ...
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2answers
165 views

Why aren't kosher marshmallows labelled OU Fish?

Worcestershire sauce is labelled "OU Fish", presumably so that people who don't know there are anchovies in the recipe will know not to put it on meat. Given that "OU Fish" is a thing that exists, ...
3
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1answer
425 views

Certified vs. Uncertified Costco Salmon

Salmon is generally considered by kashruth authorities to be distinctively identifiable as kosher from the appearance of the flesh. Nonetheless, I've noticed that the local Costco sells (side by side) ...
4
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1answer
67 views

Custom to specifically have whiskey after fish because of danger

The Rema (YD 116:3) says to eat something and drink something between having fish and meat. Many have the custom to specifically make a lechaim between fish and meat, meaning they have something ...
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320 views

Can a pregnant woman go to aquariums?

Some have the custom that pregnant women do not go to zoos. (See here) Does this custom extend to aquariums too?
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46 views

What's the halachik classification as to why Dolphins aren't kosher? [duplicate]

What's the halachik classification as to why Dolphins aren't kosher? Is it because: Dolphins are like a fish they live in the ocean and thus the Torah considers them a fish and they don't have fins ...
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1answer
52 views

Removing dead fish from fish tank on shabbas

If one has a fish tank with many fish, and one of the fish happens to die on shabbas, can one remove the dead fish if the chances are significantly high that other fish in the tank will die because of ...
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102 views

Shark ate someone

Bava Kama 5:7 says אֶחָד שׁוֹר וְאֶחָד כָּל בְּהֵמָה לִנְפִילַת הַבּוֹר, וּלְהַפְרָשַׁת הַר סִינַי, וּלְתַשְׁלוּמֵי כֶפֶל, וְלַהֲשָׁבַת אֲבֵדָה, לִפְרִיקָה, לַחֲסִימָה, לְכִלְאַיִם, וּלְשַׁבָּת. ...
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1answer
416 views

Why are shellfish not kosher? [closed]

I have tried to read up and understand why shell fish aren't kosher, but the reasoning for scales/fins seems to be able to apply to shellfish as well. Is there any logical explanation?
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1answer
1k views

Are piranha and barracuda fish kosher?

Rabbi Presworsky's book describing the various kosher/non-kosher creatures seen here says that piranha and barracuda are kosher fish based on their scales. Are there any earlier poskim who have ...
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1answer
240 views

May one marinate fish on Shabbat?

I was viewing O.C. 321 and there are a few halachot at the beginning that mentions that one cannot salt or put cabbage in vinegar on Shabbat because it is similar to cooking. My understanding of this ...
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1answer
915 views

Can one cook meat and fish dishes at the same time in the same oven?

The gemara in Pesachim 76b forbids one from cooking meat and fish together because of danger. But can one cook meat and fish dishes separately at the same time in the same oven? There can be a need ...
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1answer
164 views

What is a kilbis fish?

The Gemara (Avodah Zarah 40a) mentions that if you find a "kilbis" (כילבית) fish in fish brine you can eat it. What does a "kilbis" fish translate out to in English?
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1answer
912 views

Is K-כשר kosher?

What is the kashrut authority behind the K-כשר symbol that is now used on Kirkland Signature milk sold at Costco?:
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1answer
117 views

Eating liver instead fish on Shabbat morning seudah

There is a litvishe/yeshivishe minhag to eat liver on the Shabbat morning seudah as first plate, instead of fish. Mishna Berura 242:2 says in the name of Magen Avraham / Tikunei Shabat that it is good ...
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1answer
116 views

Is there a prohibition on eating meat and poultry together?

Although I knew about the prohibition of eating fish and meat together, and also about the quite serious restrictions in my community on eating dairy and fish together, I had never heard that we are ...
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1answer
120 views

Salmons and eels touching in the fish shop, is the salmon still ok to purchase?

Often fish sellers line up longer fish together on the ice, usually the fish don't overlap (to preserve the individual tastes of the fish). If the salmons and the eels are touching is the salmon still ...
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2answers
77 views

Are all fish in Tanach merely called “דג”?

A friend of mine told me that with the exception of the Leviasan, everything we might colloquially call "fish" nowadays are merely called "דג" (or "דגה" if its female) in Tanach. I asked several ...
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1answer
78 views

Using pan and utensils

Can a pan used for frying eggs, also be used to fry sardines? Does this meet kashrut kosher laws?
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61 views

“seals” for fish

In Shulchan Aruch Yoreh Deah Siman 118 Sif 1 it says that wine, meat, and pieces fish (where the signs of the fish are no longer recognizable) that are sent using a non-Jew needs to have "shtei ...
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2answers
385 views

How many species of fish don't have simonim when caught?

The Torah in two places (Sefer Vayikra Perek 11 & Sefer Devorim Perek 14) lists the two signs necessary for a sea creature to be eaten: It must have fins to swim with and scales on its body like ...
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1answer
1k views

Worcestershire sauce: OU Fish? Can it be used on steak/fleish?

Recently noticed "OU Fish" on Worcestershire sauce. Can it be used on fleish/steak?
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2answers
4k views

Is Lionfish a kosher fish?

Lionfish has fins and scales so is Lionfish considered a kosher species of fish. https://en.m.wikipedia.org/wiki/Pterois
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1answer
1k views

Must one use a separate grill for meat and fish?

As there is a prohibition of mixing meat with fish because of sakana ("danger"), I assume that if one has a small grill, one cannot grill meat and then grill fish (or vice versa) without cleaning the ...
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1answer
226 views

Signs of a Kosher Fish [duplicate]

According to the Mishna (Niddah 6:9), any fish that has scales also has a fin, but not all fish that have fins also have scales (כל שיש לו קשקשת יש לו סנפיר ויש שיש לו סנפיר ואין לו קשקשת). If that is ...
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79 views

Can possibly “meaty” rice be used in sushi rolls?

I know that there is a prohibition to eat meat and fish together. But, I'm not sure if this prohibition applies to these two actual items or to other items that may have touched one of these two. For ...
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1answer
595 views

Why is fish and milk permitted but not poultry and milk?

E.g. Chicken and milk is forbidden, but fish and milk is permitted. (Some Hassidim and Sefardim do not mix fish and milk as I understand it). If going off the common answer of not to confuse chicken ...
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1answer
83 views

What are the alternate signs for a kosher fish?

In addition to the signs for a kosher fish mentioned in the Torah, The Tur (Y.D. 83) brings alternate kosher signs for fish that are not accepted by all Poskim. Namely, the head of a kosher fish is ...
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3answers
294 views

Is there a concept of “bitul beshishim” with regards to fish?

Years ago, some brands of Worcestershire sauce as well as a few salad dressings were marked "OU fish". This meant that one was not allowed to use this sauce on a piece of meat or have it on the same ...
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1answer
92 views

Why is the term דגה frequently used to refer to Egyptian (Nile) fish?

I ran a word search using Snunit's tool on the appearance of the word דג in the Bible. The search revealed 17 occurrences, and all of them had that word or some form of the word such as דגים (plural ...
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2answers
232 views

Why is herring used for tikun?

Many people have the practice, on the yahrzeit of (especially) a parent, of bringing food to the synagogue so that others might recite b'rachos (benedictions) over eating the food after shacharis, ...
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234 views

Are we supposed to eat fish without a knife?

This is literally just something I've heard--that a knife is not supposed to be used, nor put out, for the fish course (i.e. on Shabbos). I ask people wherever I go if they've heard of this. Some say ...
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4answers
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Is AquAdvantage salmon kosher?

After two decades of deliberation, the USA's Food and Drug Administration has approved the first ever genetically engineered food animal, a fast-growing Atlantic Salmon called AquAdvantage salmon. ...
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0answers
50 views

Why were there no fish korbanot? [duplicate]

I realize that the Rambam indicates that there is no particular significance to which animals were designated by the torah for korbanot. I further realize that many of the mystical commentaries, ...
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2answers
174 views

Fishes in the Ark?

How can we know there weren't fishes in the Ark? When we learn Noah, we take for granted that the sea animals weren't in the Tevah. But when we read literally the Torah, it says "7 pairs of clean ...
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430 views

Why do fish die?

There's an interesting Rashi in Parshas Bereishis (3:6): וַתֵּ֣רֶא הָֽאִשָּׁ֡ה כִּ֣י טוֹב֩ הָעֵ֨ץ לְמַאֲכָ֜ל וְכִ֧י תַֽאֲוָה־ה֣וּא לָעֵינַ֗יִם וְנֶחְמָ֤ד הָעֵץ֙ לְהַשְׂכִּ֔יל וַתִּקַּ֥ח מִפִּרְי֖וֹ ...
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1answer
231 views

Is the Leviatan real?

I've heard that he is a giant fish that will be eaten by the tzadikim when the Messiah arrives. But I've also read that it may be just a metaphor. If it is real, what about the Behemoth and the Ziz? ...
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1answer
147 views

Kaparos with fish

In How to do kapparos with fish it discusses doing Kaparos with fish. Is anyone aware of any group or individuals that do Kaparos with fish?
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456 views

are you allowed to feed fish on shabbos?

I've heard one may feed an animal on shabbos but may not feed a fish,being that tthey could live a day without food, is that accurate?
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1answer
3k views

Is there a problem with eating Gummy Bears and Meat together?

Most kosher gummy bears (and other gummy candy) that I have seen contain fish gelatin. Since there is a warning in the Shulchan Aruch against eating fish and meat together, does the same apply to ...
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1answer
156 views

What was the “danger” of concern that prohibited eating fish with meat?

This M.Y. answer lists a prohibition of eating fish and meat together because of sakana - it was dangerous. What was the danger at the time this prohibition was instituted?
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310 views

Why were birds considered to be flieishig (meat) but not fish?

I am basing this on what I had heard in yeshiva a while ago, so I don't know the exact source of the reasoning. My understanding is that according to the Torah, birds (poultry) were considered parve ...
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1answer
505 views

Eating a fish underwater

Maseches Chullin 27b that fish do not need shechita but they do need asifa (gathering). Does that mean that it is assur to eat a fish underwater (it's dead -to exclude bal tishaktzu problem) without ...
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2answers
737 views

How were fish formed? Did Adam name them?

Animals (including birds) are formed from the dust of the ground in Bereshit 2:19, and Adam gave them names according to verse 20. But what about the fish (animals of the sea)? Are they also formed ...
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2answers
3k views

What can I feed my fish over Pesach?

What can people feed their fish over Pesach? Is it possible to feed them regular flakes, even if they contain chametz, since it is inedible anyway?
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1answer
381 views

May one go on a fishing trip during Hol Hamo'ed Pesach where chametz is used as bait?

The captain of the boat charges for the boat tour only. He lends passengers a reel and puts a piece of bread as bait. You never touch the bread, and any fish caught will eat the bread, anyway. At the ...
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2answers
371 views

Does fish need to be inspected for non kosher fish, flies and worms?

I'm not sure if commercial fish is inspected in any way. I know that most commercial fish is caught in nets, so I don't think that bait is used. When individuals go fishing, they use worms, flies, or ...
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451 views

Would a space fish be kosher?

In the episode "TKO" of the science-fiction show Babylon 5, Lt. Commander Susan Ivanova, a Jew, has dinner with her rabbi and they have a discussion about the food that they are eating. ...