Questions tagged [fish]

Questions pertaining to fish.

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Does the prohibition of bestiality apply to fish

Does the Halacha’s prohibition of bestiality apply to fish? The reason I ask is because Halacha distinguishes between fish and non fish animals for other aspects of Halacha, such as the need for ...
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Prohibition of meat and fish

Is the prohibition against consuming meat and fish together considered d’rabbanan, minhag, or some other category? The main reason I ask is because the status of it binding can affect whether one is ...
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Do the sages give any sort of insight as to why humans and land animals were created AFTER birds and fish?

The genesis description of creation states that on the 5th day, G-d created all fish and sea creatures and filled the sky with all variety of birds that fly. After this, G-d creates all the land ...
Michael's user avatar
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Meaning of this midrash

The Gemara says: Rabba bar bar Chana recounted: "One time, we were traveling by ship, and we saw a giant fish with a type of parasite (kilbis) in its nostrils. The sea cast the fish ashore, and ...
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Do fish feel pain? [duplicate]

Are there any seforim, esoteric or otherwise, that teach such matters as the physiological differences between various species or general categories of animals? For example do fish feel pain? If they ...
Ionlyknowgenesis's user avatar
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Bracha over searching kosher signs

Is there a bracha that is made over searching the kosher signs of animals, whether animals, birds or fish - given that the Rambam lists these as individual mitzvot.
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Was fish permitted for consumption before the Mabul?

Were Noachides allowed to consume fish, which is not considered Fleishigs, before the Mabul? After the Mabul meat was permitted, but what about fish?
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Fishing with unclean bait

I cannot seem to find a straight answer if it is permissible to catch fish with non-kosher bait (e.g., squid, mussels and other non-kosher fish)?. Does Leviticus 11 speak against eating only or would ...
Brumar's user avatar
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Ancient Jews eating only fish with fins and scales?

“The Pentateuchal Dietary Proscription against Finless and Scaleless Aquatic Species in Light of Ancient Fish Remains” published in the peer-reviewed Tel Aviv archaeological journal on May 24, 2021, ...
user16403's user avatar
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Why does Judaism believe in דולפנין Mermaids? [duplicate]

Why does Judaism believe in דולפנין Mermaids? Rashi on Bekhorot 8a:1:1 The Dulfanin reproduce with people - if a person lies with one of them, they can produce offspring. ( ה"ג הדולפנין פרים ורבים ...
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Designating a Fish Sponge?

Rav Binyomin Forst writes in Laws of Kashrus (10:B:7) One must keep separate sponges for meat, dairy, and parve dishes, since actual food particles are absorbed into the sponges. Since fish and meat ...
NJM's user avatar
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Fish and Meat only an issue until year 5000?

The Aishel Avraham - Rav Avraham M’Butchach - says that the the decree not to eat meat and fish together was only made until the year 5000, but no longer applicable after that. Where does he write ...
NJM's user avatar
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Eating fish on Yom Tov?

Although there are many sources for eating fish on Shabbos, are there any Torah sources which encourage one to eat fish on Yom Tov?
NJM's user avatar
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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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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 ...
NJM's user avatar
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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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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, ...
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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) ...
Loewian's user avatar
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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 ...
robev's user avatar
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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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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 ...
alicht's user avatar
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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 ...
sam's user avatar
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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. ...
Heshy's user avatar
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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?
Luple's user avatar
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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 ...
NJM's user avatar
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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 ...
DanF's user avatar
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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 ...
mbloch's user avatar
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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?
Efraym's user avatar
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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?:
Loewian's user avatar
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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 ...
Binyomin's user avatar
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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 ...
SAH's user avatar
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3 votes
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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 ...
gamliela's user avatar
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2 answers
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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 ...
Eliyahu's user avatar
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Using pan and utensils

Can a pan used for frying eggs, also be used to fry sardines? Does this meet kashrut kosher laws?
gamliela's user avatar
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"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 ...
Yehoshua's user avatar
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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 ...
Earl's user avatar
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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?
verbatim's user avatar
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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
rabbiiapter's user avatar
5 votes
1 answer
2k 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 ...
DanF's user avatar
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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 ...
Shimon bM's user avatar
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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 ...
DanF's user avatar
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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 ...
lftfl's user avatar
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1 answer
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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 ...
Menachem's user avatar
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9 votes
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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 ...
DanF's user avatar
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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 ...
DanF's user avatar
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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, ...
msh210's user avatar
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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 ...
SAH's user avatar
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17 votes
4 answers
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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. ...
Adám's user avatar
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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, ...
rikitikitembo's user avatar
4 votes
2 answers
293 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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