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Freshwater, Marine, Sick Fish, Lighting, Baths

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Our Recommended Lighting for highest efficiency professional planted/reef aquariums: "AquaRay Lighting"

Fish Anatomy, Fin Identification



This Aquarium Answers Post is simply for fish fin and fish anatomy identification.
The pictures can apply to most fish kept in freshwater and saltwater with the exception of Sharks, Rays, and Skate.

By Carl Strohmeyer-PAMR 40+ years experience
Updated 1/17/19

The first picture is of the anatomy of a bony fish (an Oscar).
Please Click on the picture to enlarge for a better view

Basic Bony Fish Anatomy Picture

Details include:


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The second Picture is of the names of fish fins and lateral line also using an Oscar (Cichlid).
Please Click on the picture to enlarge for a better view

Fish Fins, lateral, dorsal, caudal, pectoral, anal

This includes:

Here is a picture of a Catfish for an example of adipose fins and barbels:
Please Click on the picture to enlarge for a better view

Catfish, Fish Fins, adipose, barbel

Here is a picture of Puffer Anatomy (note that this is an animated picture):

Puffer Fish Anatomy, animated

For Related Information:


A Healthy Aquarium


Aquarium Medications Help
Aquarium Medications Facts & Information



Other Recommended Reference & Product Sites

Freshwater Fish Care, Anatomy and fins
Freshwater Aquarium Care; Basics to Advanced


Aquarium Information, including fish anatomy and finnage
Aquarium Information, Articles



Planted Aquarium Care

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*Sponge Filtration; How Sponge Filters Work

Aquarium Chemistry; Complete Basics to Advanced



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AQUARIUM ANSWERS;
ARTICLES:

In Chronological order of writing with the newest at the top

  1. How to Treat Sick Fish
  2. Whirling Disease in Fish
  3. Reef Aquarium Chemistry Maintenance
  4. Use of RO, DI, Softwater in Aquariums
  5. Lighting Theory of a Planted Aquarium- RQE, PFY, PAS, & PUR
  6. Aquarium or Pond Bio Load
  7. Tuberculosis in Fish
  8. PUR vs PAR in Aquarium Lighting
  9. Head Pressure in Aquarium and Pond Water Pumps
  10. Fin/Tail Rot For Betta & ALL Fish
  11. Angelfish Virus/Aids
  12. Activated Carbon
  13. Fish Baths/Dips as an aid to treatment
  14. Streptococcus gram positive bacterium in aquariums, Eye Infections
  15. Hydrogen Sulfide
    production in anaerobic De-Nitrification for Aquarium/Ponds
  16. Fish Shipping
  17. Aquarium Size, Fish Stunting
  18. Aquarium Algae,
    BBA & Brown Algae in particular
  19. Aquarium Salt (Sodium chloride) in Freshwater Aquariums
  20. Betta Habitat; Wild Bettas to Domestic Betta environment parameters
  21. HITH; Hole in the Head Disease
  22. Aquarium Protein Skimmers, Ozonizers
  23. Power Head/ Water Pump Review
  24. Molly Disease/ Mollies in an Aquarium
  25. Basic Fish Anatomy, Fin Identification
  26. Aquarium Moving/ Power Failures
  27. Octopus as Aquarium Pets
  28. Aquarium Nitrates
  29. Ichthyophonus protists, fungus in fish
  30. Aquarium and Pond Filter Media
    Types; Mechanical, Bio, Chemical
  31. Aquarium Water Conditioners (also Pond)
  32. Fish Parasites; Trematodes & Monogeneans; Annelids and Nematodes;
    Flukes, internal worms, Detritus Worms (often confused with Planaria), Micro Worms
  33. Aquarium Silicone Application;
    DIY Aquarium Repair & Glass thickness
  34. Pond Veggie Filters; DIY Bog Filter
  35. The difference between Plaster of Paris and Aquarium Products such a Wonder Shells:
  36. NEON TETRA DISEASE
    Identification, prevention & Treatment
  37. AQUARIUM TEST KITS; Use & Importance
  38. SEXING FISH; Basics
  39. Chocolate Chip, Knobby and Fromia Starfish
  40. Freshwater Velvet & Costia
  41. Usnic Acid as a Fish Remedy
  42. Aquarium Heaters; Types, information
  43. The Lateral Line in Fish, Lateral Line Disease
    or Head and Lateral Line Erosion (HLLE)
  44. Tap Water use in Aquarium; Chloramines, Chlorine
  45. Can Black Ghost Knife fish give an electric shock?
  46. Bio Wheel Review; Do Bio-Wheels really work?
  47. How do Fish Drink?
    PROPER OSMOTIC FUNCTION-
    Use of RO Water
  48. Cyclops, and Predatory Damselfly larvae
  49. Betta with Dropsy;
    Treatment and Prevention of DROPSY in all fish
  50. pH and KH problems in African Cichlid Aquarium
  51. Aquarium Gravel, which size?
  52. Blue green algae, Cyanobacteria in Ponds/Aquariums
  53. AQUARIUM ANSWERS DIRECTORY


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Aquarium Chemistry; In Depth Information

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*American Aquarium

Free Shipping AAP

*Sponge Filters that far outperform all other brands or DIY:
*Patented Lustar Hydro Sponge Aquarium Filters

UV Replacement Bulbs/Lamps Directory:
*UV Bulbs directory

*A CLEAR POND; Care & Information

Fish Food Information:
PROPER FISH NUTRITION

Aquarium & Pond UV Sterilizer Use Articles
-Unique articles such as unique UV ideas as well as dispelling myths

Directions/ Instructions/Downloads; Aquarium Pond Products

Aqua UV versus TMC UV Sterilizer
VIDEO: Aqua Pond UV vs TMC AAP Pond UV Clarifier Sterilizer

A comparison of the two top large pond/aquarium-system UV Sterilizers and why the AAP/TMC comes out as the best when price and dwell time is considered

Best Aquarium & Pond Medications
VIDEO: AAP Professional Aquarium & Pond Medications

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